[HN Gopher] A casino card shark's first time getting caught
       ___________________________________________________________________
        
       A casino card shark's first time getting caught
        
       Author : smoyer
       Score  : 191 points
       Date   : 2020-05-09 12:28 UTC (10 hours ago)
        
 (HTM) web link (narratively.com)
 (TXT) w3m dump (narratively.com)
        
       | paulpauper wrote:
       | I dunno why so many people keep trying to beat the casinos.
       | Casinos hire professionals whose job it is to track card counters
       | and collusion , as well as advanced security systems. All these
       | signals an gestures are obvious to those whose job it is to
       | detect them. Certain patterns of behavior become obvious to the
       | trained eye.
        
         | ausbah wrote:
         | risk is very alluring! the higher the stakes the higher the
         | draw for some!
        
         | kd5bjo wrote:
         | The explicit goal of every gambler is to walk out of the room
         | with more money than they started with. The casinos make sure
         | that actually happens sometimes, or else they would have no
         | customers. Under those circumstances, it's basic human nature
         | to look for ways to maximize your return. Many people do that
         | by not gambling, but others try to find loopholes that the
         | casinos haven't figured out yet.
        
         | defertoreptar wrote:
         | I go on business trips to Vegas along with a friend. My friend
         | has been playing blackjack for decades. I'm not a gambler, but
         | counting allows me to join in while mitigating risk (in the
         | long run). We have a really good time.
         | 
         | Initially, I spent about 40 hours training on blackjack
         | counting software. Nowadays, I'll practice for one day before
         | the trip, and I'm sharp again. My "lifetime earnings" are very
         | good, but I'm not trying to make money so much as not lose
         | money.
         | 
         | Counting is only a small part of the game. You need to memorize
         | basic strategy for the different types of tables, as there are
         | subtle differences in rules. You have to know how many decks
         | are left on the shoe. You have to divide the count by the decks
         | remaining and calculate how much to bet based off of this
         | information. Lastly, you have to execute all of this nearly
         | perfectly all while in a loud environment while people are
         | talking to you. Even a small percentage of mistakes can mean
         | negative expected value.
        
       | 1e-9 wrote:
       | I went through a short beat-the-casino phase for kicks. You can
       | increase your edge significantly beyond standard card counting by
       | targeting flaws in casino randomization methods. Randomization is
       | hard. For example, card shuffles aren't random, not even
       | mechanical ones, and particularly not human ones.
       | 
       | It is possible to carefully observe and model a variety of
       | randomization processes at different casinos, find a weakness in
       | a particular game at a particular casino, and construct a
       | profitable strategy that is nearly impossible for the casino to
       | anticipate. Even so, they will eventually notice someone who is a
       | consistent winner, assume you are cheating, and force you to play
       | a stressful game of cat-and-mouse that will lower your expected
       | profit, increase your variance, and lead to a less-than-desirable
       | lifestyle, in my opinion. A team can improve these things at the
       | cost of adding management and human resource headaches.
       | 
       | If you have the talent to succeed at this, my experience is that
       | the same talent can be applied in much more productive endeavors
       | that pay far better and yield a much higher quality of life.
        
         | dehrmann wrote:
         | > the same talent can be applied in much more productive
         | endeavors that pay far better and yield a much higher quality
         | of life.
         | 
         | I'd guess that the edge you can get, along with max bets and
         | not drawing attention to yourself means you're better off with
         | a tech or hedge fund job? I've heard that pulling six figures
         | playing poker takes a lot of skill and a lot of grinding. The
         | story of the professional gambler is compelling, but in
         | practice, it seems like most people just aren't smart enough or
         | work hard enough to make it work, or they're smart and work
         | hard enough to do better at something more productive.
        
       | teej wrote:
       | I challenged myself to learn to count cards last year and I found
       | it really fun. Being able to count a deck in under 30 seconds is
       | one thing, but putting the skill to work is another challenge
       | completely. It is hard work.
       | 
       | Ultimately, if you aren't playing with a team or $50+ minimums,
       | you won't make a huge amount of money on a per-hour basis. I
       | still count occasionally but now only for one or two shuffles
       | before getting back to having fun with friends.
        
       | Zigurd wrote:
       | Isn't it a "card sharp?"
        
         | dreamcompiler wrote:
         | I've always thought of "card shark" as a common American
         | mishearing of the correct phrase "card sharp." Like saying
         | "mute point" instead of the correct "moot point" or "take a
         | different tact" for the correct "take a different tack."
        
           | tamaharbor wrote:
           | True, for all intensive purposes...
        
           | stOneskull wrote:
           | I like that they all still make sense.
        
         | smoyer wrote:
         | They are synonyms - https://en.wikipedia.org/wiki/Card_sharp.
         | Curiously, I've never heard the term "card sharp" before (or I
         | mis-heard it as "card shark").
        
           | Zigurd wrote:
           | I suspect card shark has bled over from loan shark or some
           | other term like that
        
             | hashbazz wrote:
             | I think that term (shark vs. the original sharp) got
             | popular due to a TV game show by the name "Card Sharks".
        
             | rrauenza wrote:
             | Pool shark perhaps?
             | 
             | https://en.m.wikipedia.org/wiki/Pool_shark
        
           | GeorgeTirebiter wrote:
           | I'm hopeful they will carry slightly different meanings in
           | the future, where "card sharp" isn't pejorative but "card
           | shark" is. Actually, today is the first time I've heard the
           | term "card shark". Ahhh, English...
        
         | specialp wrote:
         | Yes smart bettors call themselves "sharps" and "AP"s (advantage
         | players) I don't think I have ever heard an AP call themselves
         | a card shark. This seems to be a piece of fiction as most of
         | the terminology doesn't line up and the tactics are odd too.
        
           | rcthompson wrote:
           | I think I've only ever heard "card shark" used to refer to a
           | person who is really into the game, plays it competitively,
           | and generally knows the probabilities of various hands, but
           | generally _isn 't_ counting cards or otherwise keeping track
           | of any hidden game state. They're also generally into betting
           | strategy, bluffing, reading people's faces, and other such
           | things. I don't think I've ever heard it used to refer to
           | someone playing to win by counting cards, except in case
           | where card counter is mistaken for the above.
        
         | pfarrell wrote:
         | I think it's a British usage versus American usage thing. Also
         | might be historical as you can see in the title of Caravaggio's
         | famous work: https://www.kimbellart.org/collection/ap-198706
        
       | specialp wrote:
       | Card counting is romanticized but really it is almost impossible
       | to get away with now (while making any meaningful money). The
       | whole premise of card counting is to vary your bets where you are
       | betting more when the count is in your favor, and less when it
       | isn't. Also "penetration" into the deck is important because the
       | less cards there are remaining in the deck the probability of you
       | getting the cards you want (positive count big cards) is higher.
       | 
       | So with that said:
       | 
       | - Casinos employ methods such as continuous shuffling machines
       | that make counting impossible. Tables that have hand shuffling of
       | 6-8 decks cut the deck and reshuffle with 2 decks remaining or
       | so. So it is harder to get penetration.
       | 
       | - The way to be maximally profitable is to vary your bet very
       | widely depending on how positive the deck is. This could be 30x
       | your low bet. Behavior like this will get you detected.
       | 
       | - Security personnel and even dealers keep counts. It is not some
       | savant activity. It is not hard especially since all these people
       | do all day is look at cards. So they know when the deck is
       | positive and if you are always betting big when that happens you
       | will be detected.
       | 
       | So the people that are left counting have to avoid heat by
       | "camouflaging" their actions. They don't vary their bet that
       | widely and make purposeful bad decisions to make it appear they
       | are not keeping a count. They want to appear like someone that
       | does not know how to play basic strategy and raises and lowers
       | their bets based on superstition (there's a lot of them). This
       | all eats into their advantage substantially. Then in addition
       | betting big at high limit tables is going to be more carefully
       | scrutinized as well.
       | 
       | With that all added together the life for a modern card counter
       | is grinding out for comps and very low player advantage for very
       | long times. Casinos aren't dumb anymore. So while we watch the
       | chronicles of the MIT team, and others, those days are long, long
       | gone. Makes for great stories as people love Robin Hood like
       | tales, but it just isn't happening like this anymore.
       | 
       | Edit: Also the tactic she mentions: Entering a game mid shoe
       | after watching for a while, and waiting for a positive deck, is
       | called "Wonging" After Stanford Wong a longtime gambling expert
       | and advantage player. There is NO WAY you'd get away with "flashy
       | big bettor Carlos" coming in after she counted detected a
       | positive count. Tables with any meaningful limit usually do not
       | allow mid shoe entry for this reason. It is one of the oldest
       | tricks in the book and you wouldn't get away with that for long
       | or at all.
        
         | hodder wrote:
         | Yup. As I was reading along, I thought a) this story is
         | complete fiction, or b) of course they were caught.
         | 
         | I'm no casino regular but every single one I've been into in my
         | life use large 6-8 deck shoes and reshuffle as it hits about 2
         | decks. Counting just isn't profitable anymore unless you are
         | blatantly obvious about it.
        
           | icelancer wrote:
           | Large shoes are not unbeatable. In some conditions an 8 deck
           | shoe is better than a 6 deck shoe. Penetration does matter
           | though, a 25% cutoff would be pretty brutal.
           | 
           | >> Counting just isn't profitable anymore unless you are
           | blatantly obvious about it.
           | 
           | Game selection is a big part of it. You might be looking at
           | large corporations. Plenty of small shops to beat.
        
         | LanceH wrote:
         | Every time card counting comes up in discussion there seem to
         | be people talking about how it works (not taking a shot at you,
         | just attaching my comment here). But not once have I seen a
         | link to the actual numbers.
         | 
         | If I want to know something about chess, the source code is
         | available, endgame tables are available, everything that we say
         | we know about chess can be confirmed.
         | 
         | Everyone seems to know how card counting works, with vague
         | things like a count goes up with 5's or down with 10's, but
         | there is no first post link to the "solution". The only thing I
         | see referenced is some 1 deck study from the early computer
         | days.
         | 
         | I'm halfway convinced the money making avenue of card counting
         | is telling stories about card counting.
         | 
         | The conspiracy theory part of my brain says these stories are
         | written by casinos to give players hope.
         | 
         | So, where is that github link?
        
           | icelancer wrote:
           | I mean, hi/low is fairly well understood, as are hi-opt
           | methods and such. Casino Verite is a long-standing simulation
           | software used for over a decade (at least in my case) to test
           | theories and strategies. Illustrious 18 is a sample
           | modification table for basic strategy and so forth.
           | 
           | Card counting can be profitable. It's not invented by the
           | casinos, I assure you of that. I've earned enough backoffs
           | from them.
           | 
           | Wizard of Odds is a good site to peruse if you want derived
           | tables/odds/simulations. The author of the blog (Shackleford)
           | is a fairly good statistician and computer modeler.
           | 
           | The information is out there.
           | 
           | In modern times, most of the value of card counting comes
           | from game selection and beating bonuses/weak side bets/match
           | plays. It's not likely a good full-time job. But good
           | advantage players have a wide set of skills, of which beating
           | blackjack is simply one.
        
           | qiguai wrote:
           | Is there a form of card counting for sports betting that
           | produces results
        
             | cleansingfire wrote:
             | Sports betting is less deterministic than cards, since odds
             | are set relative to popularity and past statistics. Sports
             | bettors would make money by recognizing when the odds are
             | unrealistic (e.g. popular team is favored too highly) but
             | these markets are efficient. Think of the parimutuel pool
             | as the original crowdsourcing of wisdom.
        
             | matsemann wrote:
             | You can find two bookies with different odds, such that the
             | expected value would be in your favor. I however did work
             | for a company combating this,by alerting the bookies about
             | such opportunities so that they adjusted their odds.
        
           | michaelscott wrote:
           | Ok so the idea of a statistical edge in blackjack, as well as
           | the strategies of card counting and what is called basic
           | strategy, were developed by mathematician E.O. Thorp in the
           | 70s. Thorp has a large body of research on the mathematics of
           | many casino games that are worth taking the time to read,
           | some of them with the father of information theory himself
           | Claude Shannon (with whom he used to go gambling, along with
           | both their wives).
           | 
           | The empirical testing of his work was conducted over a number
           | of years by MIT, Harvard Business School and others to show
           | that indeed card counting and other strategies were effective
           | at giving the bettor a statistical edge [1]. Casinos being
           | casinos, they learned of this soon enough and effectively
           | banned card counters in many outlets (as well as putting
           | various measures in place to prevent or minimize those who
           | are more subtle about it, as discussed in OP's comment). In
           | modern times, even a small town casino will have measures in
           | place to stop card counters, the simplest of which is just to
           | have an automatic deck shuffler.
           | 
           | As for his papers on the academic research that have led to
           | strategies like card counting, you can find most or all of
           | them on his site[2]. Of particular note is his paper
           | "Blackjack Systems"[3] describing a proto card counting
           | strategy, "The Mathematics of Gambling"[4], and of course the
           | book that started it all: "Beat the Dealer"[5].
           | 
           | [1] https://en.wikipedia.org/wiki/MIT_Blackjack_Team [2]
           | http://www.edwardothorp.com/articles/ [3]
           | http://www.edwardothorp.com/wp-
           | content/uploads/2016/11/Black... [4]
           | http://www.edwardothorp.com/books/the-mathematics-of-
           | gamblin... [5] https://www.amazon.com/Beat-Dealer-Winning-
           | Strategy-Twenty-O...
        
           | ryguytilidie wrote:
           | Why not make this calculation yourself versus demanding a
           | stranger does it?
        
           | NikolaeVarius wrote:
           | Card counting is something a child can understand.
           | 
           | https://en.wikipedia.org/wiki/Card_counting
           | 
           | Asking to prove it is like asking to prove that tic-tac-toe
           | is a solved game, since its trivial to understand how it
           | works
        
             | ColeyG wrote:
             | This is a confusing misinterpretation of the parent
             | comment. He isn't saying it isn't easy to count cards,
             | rather that there isn't a widely seen public method to do
             | it in 2020, and that there isn't math to prove it is
             | profitable with casinos targeting advantaged players.
        
           | [deleted]
        
           | throwaway2245 wrote:
           | Card counting is possible but extremely sensitive to the
           | precise rules of the game being played.
           | 
           | The principle is that you bet (more) when the cards remaining
           | in the deck are favourable to you. Even if you can identify
           | when that happens, precisely or heuristically, it's then also
           | important to consider what percentage of your bank you can
           | bet to best avoid bankruptcy.
           | 
           | If you've considered all of this carefully enough, your
           | method will likely no longer work when the casino modifies
           | the rules in any way - most crudely by increasing their take
           | to cover any variance in bet value.
           | 
           | Edward O Thorp explains the mathematics of card counting
           | extremely clearly and readably.
        
           | vmception wrote:
           | You can usually card count and run all of the old tricks when
           | new jurisdictions just get into the casino business.
           | 
           | Like a new tribe finally gains consensus to open a casino and
           | have no idea what they're getting into or have the
           | enforcement procedures. The same for states and
           | municipalities, but they typically have more resources to
           | course correct quickly.
           | 
           | You can take them all to the cleaners though.
        
           | swader999 wrote:
           | Agree 100%. It's a grind at best even with a team. Casinos
           | love card counters because by far a large number of them make
           | errors and can't overcome the tactics to thwart card
           | counting. They make a lot of money off of the card counting
           | fantasies. These articles get popular every time there's a
           | recession.
        
           | dna113 wrote:
           | > with vague things like a count goes up with 5's or down
           | with 10's
           | 
           | That is not vague at all and shows you how simple card
           | counting is. Pair that with a blackjack strategy card which
           | is based on the odds of winning certain hands and its easy to
           | tell how a deck that has a higher proportion of 10's is
           | better for the player.
           | 
           | https://wizardofodds.com/blackjack/images/bj_4d_s17.gif
        
           | specialp wrote:
           | I agree with you on that. The money is to be made telling
           | stories about it vs doing it. Which is why I think the
           | article is complete fiction. But the math behind counting is
           | sound and it is indeed profitable if done right.
           | 
           | https://github.com/seblau/BlackJack-Simulator is an example
           | of this. The house advantage of blackjack is under 1% for
           | good games (for example 0.33% at Mohegan Sun). So to beat it
           | you just need overcome that which IS possible by counting.
           | But you can see if you play with that sim, decreasing
           | penetration, bet spread and amount really starts to eat into
           | your numbers.
           | 
           | But with the mitigation strategies listed like low
           | penetration, heat gained by betting big, or wild swings in
           | bet amount, and finally no mid-shoe entry it is not possible
           | now to do it and make good money.
           | 
           | https://wizardofodds.com/games/blackjack/card-
           | counting/high-... Michael Shackleford is an expert on
           | gambling analysis and is employed by gaming companies to
           | check out their games. He has loads of detailed information
           | and statistics on his site about every casino game.
           | 
           | But yes. Mathematically possible, and possible in the distant
           | past when casinos didn't know. Pretty much impossible now due
           | to casinos detecting it easily. Not because it isn't
           | mathematically possible.
        
         | shultays wrote:
         | How does it work with multiple decks? Can you get same cards on
         | same rounds?
         | 
         | That would kinda break yhe illusion for me but maybe other
         | people/casino doesnt care
        
           | __s wrote:
           | Yep, not really sure what the illusion is, so long as you
           | know how many copies of each card there are, you could even
           | go so far as to consider 52 card deck to be 4 sets already
        
         | alasdair_ wrote:
         | I know some magic: the gathering players who did very well
         | counting cards as part of a team. The "big bettor" sometimes
         | worked in the way you mentioned but sometimes it was something
         | completely different, like a crazy religious person who would
         | bet small for a while while clutching a rosary, then When the
         | deck was hot they would go douse themselves in a nearby
         | fountain while praying loudly, then come back to the table,
         | wet, and loudly claiming the Lord told them they were going to
         | win big today and start placing max bets.
         | 
         | Can you do this every night at the same casino? Absolutely not.
         | Can you do it once, then switch to a completely different
         | persona at a different place? Apparently you can, at least ten
         | years ago.
         | 
         | Edit: also, while the big vegas casinos do all this stuff
         | properly, a lot of the small casinos on Indian reservations are
         | more lax with their safeguards. The issue is that table
         | maximums tend to be in the $500 range which makes the dollars
         | per hour somewhat minimal.
        
         | fortran77 wrote:
         | I'm suspicious of these stories, too. With continuous
         | shuffling, I can't see how you can beat it. The "team" counting
         | techniques perfected by the MIT groups only work if you never
         | make a mistake and are prepared to play for a while.
         | 
         | I think Casinos like to propagate these stories about counting
         | to encourage people who know a little about it to come down and
         | bet big. Odds are, they'll lose.
        
       | gjvc wrote:
       | "When I sat down to write, _I was no longer paralyzed with self-
       | doubt. I wasn't thinking of failure, I just wanted to keep
       | trying._ "
       | 
       | This is a brilliant place to be in.
        
       | kingkawn wrote:
       | Forgive my ignorance but why is tracking the play of the deck not
       | a legitimate strategy?
        
         | zzo38computer wrote:
         | It is a legitimate strategy, and I think the casino is not
         | actually allowed to arrest you, accuse you of cheating, take
         | back your winnings, etc for it. They can ban you though;
         | casinos can ban you whenever they want to. I think they can
         | also refuse to give you any comp bonuses. I am not really so
         | sure how it works; I don't gamble in a casino and do not intend
         | to.
        
           | SaltyBackendGuy wrote:
           | > I don't gamble in a casino and do not intend to.
           | 
           | This is the only long term winning strategy I've seen work in
           | practice.
           | 
           | (Former Poker Dealer)
        
             | Stratoscope wrote:
             | Greetings Professor Falken
             | 
             |  _Hello_
             | 
             | A strange game.
             | 
             | The only winning move is not to play.
             | 
             | How about a nice game of chess?
        
         | ec109685 wrote:
         | It is a legitimate strategy, but if you do this well enough,
         | the casino will not allow you to play, since you can turn the
         | game's odds into your favor.
        
           | swader999 wrote:
           | With face/gant recognition and other means of tracking, once
           | you are barred from play at one casino you are at almost all.
        
             | swang wrote:
             | they already had this long before facial recognition came
             | into play. they were called griffin books/black books. when
             | you were "caught" they took a photo and a company called
             | griffin investigations would pass this info around to all
             | the other casinos.
        
       | rebuilder wrote:
       | The article describes the card sharks using disguises, apparently
       | to get around being banned from a casino. Wouldn't that be
       | trespassing, if they've been told not to enter the casino again?
        
         | FireBeyond wrote:
         | Depends. There is an interim step between formally, legally
         | trespassing you, it seems where you are told you are no longer
         | welcome, they may use your camera footage and "ban" you.
        
       | dkersten wrote:
       | > Counting cards isn't illegal, but a casino, like any business,
       | has the right to refuse service to anyone. I know players who
       | have been handcuffed, searched and dragged into windowless back
       | rooms
       | 
       | But surely handcuffing someone for doing something that isn't
       | illegal is itself illegal search and detention?
        
         | paulpauper wrote:
         | probably more than just counting . collusion , use of computers
         | and other aids, etc.
        
         | dehrmann wrote:
         | Seems dangerous if you detain the wrong card counter.
        
         | specialp wrote:
         | That treatment, along with the tactics used in this story like
         | Wonging at the table, last occurred/were effective long before
         | the author was born. Typically casinos if they are nice put you
         | on a "flat bet" which makes counting completely useless since
         | profiting on it is predicated on varying your bet. Another
         | thing would be not allowing the player to play blackjack
         | anymore. Usually the harshest punishment is banning the player
         | from the casino, having them cash their chips, and leave.
         | Subsequently coming back would be trespassing then you'd be put
         | in cuffs and brought in the back.
        
           | chongli wrote:
           | You can profit from counting cards with a flat bet. The MIT
           | team did exactly this. The trick is to have counters at
           | multiple tables, all betting a small but flat amount, and
           | floaters that move from table to table while betting large,
           | but also flat, amounts.
           | 
           | The counters lose a small but steady amount of money over
           | time while the floaters make large amounts of money by only
           | playing at the tables with favourable counts.
        
             | londons_explore wrote:
             | Are there any decisions at all for the player in a "flat
             | bet" game? Or is it simply a game of 100% chance then, with
             | all skill/reading your opponent removed?
        
               | chongli wrote:
               | This is blackjack we're talking about, not poker. There's
               | no "reading the opponent". The opponent is the dealer who
               | hits on a sixteen or less and stays otherwise.
               | 
               | For the people with a flat bet (on a card counting team)
               | there's no decision making at all. They simply follow
               | basic strategy which prescribes exactly what move to make
               | in each situation.
        
               | slm_HN wrote:
               | In fact there is opponent reading (literally) in
               | Blackjack. The opponent (dealer) must check his hand for
               | blackjack, if the dealer's upcard is a 10 or an Ace,
               | after having dealt the initial two cards to every player.
               | "Hole peeking" is a technique where a teammate stands
               | behind the dealer so they can see the hole card when the
               | dealer checks for blackjack. They then signal this
               | information to the player so he knows the value of the
               | dealer's hand. Hole peeking used to be so common that
               | casinos now have card readers built into the blackjack
               | tables so that the dealers don't have to expose their
               | hole card to check for blackjack.
               | 
               | It is/was also possible for a player at the first seat of
               | the table to see a sloppy dealer's hole card when
               | checking for blackjack. This is called "first basing"
               | while using a teammate is generally called spooking.
        
               | chongli wrote:
               | Yeah, I read the wikipedia article on first basing and
               | spooking as well. That's not the same as reading people
               | in poker.
        
               | lonelappde wrote:
               | That's card reading not opponent reading.
        
               | gameswithgo wrote:
               | There is no reading of opponents in black jack. The
               | player making the flat bets is keeping a count in their
               | head based on all the cards revealed during play. They
               | signal the "big money" teammate when the count is high,
               | to come place some big bets.
               | 
               | So they are working hard keeping that count, but they are
               | not directly playing as if they know anything. The
               | roaming fake rich guy is.
        
               | furyofantares wrote:
               | Blackjack is played against the casino, not other
               | players, and the casino plays robotically, under a simple
               | fixed strategy that is known to the players. There isn't
               | any reading of the opponent to begin with. The only
               | reason the casino has an advantage, despite having a
               | fixed, non-optimal strategy known to the players, is
               | because it acts last, and the players may lose the hand
               | before the casino takes its turn.
               | 
               | There is a basic strategy to learn that is "optimal"
               | about when to take each action, but it is easily
               | memorized, and I wouldn't call it much of a skill
               | element. Now, if you track cards, you _can_ claw back a
               | little bit of the advantage by varying the strategy
               | dependent on what cards remain, but going very deep on
               | this is a lot of work for not a lot of payoff.
               | 
               | You get a much bigger payoff by simply betting big when
               | the deck is in a favorable shape, and continuing to
               | follow roughly basic strategy.
               | 
               | Fixed betting as described is exactly the same as varying
               | your bets, in both cases you're playing roughly basic
               | strategy with varied bets, it's just that in fixed
               | betting your vary your bets by having the big better
               | change tables rather than by having an individual change
               | bet sizes, because this is harder to detect.
        
             | T-hawk wrote:
             | Casinos defeat this tactic now, after the MIT team became
             | known. A player wanting to enter a table must wait until
             | the next reshuffle, which of course foils any count in
             | progress. (In practice, this isn't usually enforced unless
             | the casino has some reason to suspect it's a counting
             | attempt.)
        
               | jwilber wrote:
               | Yep. The only time you can join a table mid-game at most
               | casinos is at tables you wouldn't want to join anyways:
               | $5-15 minimum bets (important because the lower the
               | minimum bet, the lower the spread you can bet before
               | check play gets called), unfavorable rules (no surrender,
               | no double after split, etc) and a large number of decks.
        
             | ethbro wrote:
             | That's essentially just a team way of varying your
             | effective total bets at any given table.
        
               | rco8786 wrote:
               | Correct. But each individual is betting flat. Thus
               | defeating that restriction.
        
           | jwilber wrote:
           | This is correct. I've been removed from three casinos for
           | counting. First time: two men in suits came over, made me
           | leave the table, walked me over to cash out and said I
           | couldn't come back again. The other two times I was only
           | banned from table games. These three were in San Diego. I do
           | know people who have been roughed up at Indian casinos in
           | rural states, though.
        
             | andrewtbham wrote:
             | I got thrown out for counting once, I was in Biloxi MS. The
             | manager struck up a conversation with another player while
             | he was watching me. The count was really high, I made a
             | huge bet and he went ballistic. He was cursing and telling
             | me to never come back and that he was sending my picture to
             | all the other casinos. The other players were shocked,
             | especially the guy he was talking to. I said this is how
             | they treat people that know how to play. 2 securities
             | guards followed me to cash out and to my car. one of them
             | looked like jeff Foxworthy. I was planning to go back in a
             | disguise but the next week Katrina came and completely
             | destroyed the place.
        
               | jwilber wrote:
               | That interesting. I guess it's something you wouldn't
               | know if you didn't spend much time playing blackjack, but
               | for others reading: casinos are usually open about
               | identifying people counting. For example, Barona casino,
               | which had some of the most favorable tables for counting
               | in the country for years, will call checkplay if you
               | spread more than 8 times the minimum bet. A pit boss will
               | walk over and literally obtain the count from the cards
               | in the discard tray. This is more of an intimidation
               | tactic, as you likely won't get banned right there if the
               | count is high, but you will have your account marked
               | (when that occurs, your watched every time you sit down
               | at a table). Sometimes the dealer will even call check
               | play based on your play, though this is rare and against
               | the interest of the dealer (as they want tips).
               | 
               | Having a marked account definitely makes for some
               | interesting plays, as you'll have to work to deceive the
               | pit boss that you're not counting (Eg randomly betting
               | large spreads when you know the count is low).
        
         | xnyan wrote:
         | If you have the need (and I would say cynically if you also
         | have the money and political connections) you can commission a
         | private police force that has (in a limited way) the legal
         | authority to arrest.
         | 
         | https://en.m.wikipedia.org/wiki/Private_police
        
           | jandrese wrote:
           | Even the police can't arrest you without probable cause.
           | Until it is illegal to count cards any such arrests would be
           | on shaky legal grounds.
        
             | smnrchrds wrote:
             | I am not from the US, so bear with me if I am
             | misunderstanding the nuance of the situation. But reading
             | US news, it seems that it is common for police to arrest
             | people for (and only for) resisting arrest. Resisting
             | arrest by definition must occur when attempting for arrest
             | someone. But since the person was arrested for nothing but
             | resisting arrest, the original arrest attempt which was
             | resisted must have been for nothing. It appears that
             | whatever the intent of the law might have been, in practice
             | the police can arrest anyone without need for cause.
             | 
             | https://www.npr.org/sections/thetwo-
             | way/2015/01/29/382497080...
        
               | thechao wrote:
               | Not really. If you're being arrested (the requirement in
               | order to be resisting), you're already in deep trouble.
               | OTOH, the flip side (resisting an unlawful arrest) is
               | serious stuff for the arresting officer. In Texas,
               | resisting arrest is no more than 1 year of jail & a fine.
               | Unlawful arrest is going to start at 10 years of prison,
               | and climb rapidly from there. There's currently a case of
               | the latter working it's way through the courts in Dallas.
               | The officer is looking at _decades_ right now.
        
             | pfortuny wrote:
             | IANAL and just asking. Assuming the Casino sits on private
             | land, I guess they can handcuff you if they "think" you are
             | a danger to their property and that measure is "adequate".
        
               | kelnos wrote:
               | They can kick you out and tell you if you return you'll
               | be trespassing, but cuffing someone and detaining them in
               | a back room without any legal authority to do so is
               | kidnapping. And depending on how they physically treat
               | you during that, it might be battery or even assault.
               | 
               | I suspect, though, that many/most people in these
               | situations either don't want a run-in with the law, or
               | want to keep a low profile and not make a scene for other
               | reasons, so they'll just go along with it and quietly get
               | out of there.
        
               | jandrese wrote:
               | They can ask you to leave and then hit you with
               | trespassing if you refuse to go, but they can't just slap
               | you in cuffs and throw you in a concrete room in the back
               | of the casino because you're counting cards. Any money
               | they saved on your gambling would be lost in the
               | kidnapping lawsuit afterward. And if they refuse to cash
               | the chips you can add fraud and theft to the charges.
        
       | dapids wrote:
       | "Counting cards isn't illegal"
       | 
       | it all depends how you are counting them, if you use a secondary
       | device or person assisting, that is cheating, which is illegal,
       | even though you are using it to count.
        
         | burnte wrote:
         | Counting cards is legal, because counting cards is a solo,
         | mental thing. Yes, once you bring in devices or other people,
         | it's not cheating.
        
       | unnouinceput wrote:
       | to article's author: -it was too short, I want more. Some
       | epilogue or something. This only made me thirsty for more.
        
         | pepy wrote:
         | Looks like the article is an advertisement for a book, it seems
         | it served its purpose
        
       | umvi wrote:
       | > But part of me worried that I wasn't seen as enough of a threat
       | to warrant intervention from casino management. Maybe it meant
       | that I wasn't as good at this as I thought. Maybe I didn't belong
       | with the team after all.
       | 
       | She felt like because she never got caught, she "wasn't good
       | enough"? How does that make any sense? I get self confidence
       | issues are often irrational but, c'mon...
       | 
       | That's like a criminal lamenting that they weren't a very good
       | criminal because the police could never catch them; everyone
       | knows _real_ criminals get caught and arrested.
        
         | learnstats2 wrote:
         | There's a layer that you're missing, I think.
         | 
         | If you cheat, and cheat badly, it's often the case that the
         | casino has noticed and is choosing to let you continue.
         | 
         | Almost everyone who sits at a high stakes blackjack table
         | thinks they have a system for beating the casino (perhaps by
         | breaking the rules), but in most cases their system doesn't
         | work or they don't execute it well enough to make a consistent
         | profit.
         | 
         | If it's profitable for the casino to allow this type of
         | cheating, they will absolutely let it continue.
         | 
         | I once sat at a table with someone blatantly marking every card
         | that passed through his hand, but not in a way that gave him a
         | hope of profit. The dealer was clearly aware of him doing it,
         | and play continued. (I was quick to leave that table)
        
           | lisper wrote:
           | > I once sat at a table with someone blatantly marking every
           | card that passed through his hand,
           | 
           | I find this hard to believe. I've been to a lot of casinos
           | and I've never seen a blackjack table where the players were
           | allowed to touch the cards.
        
             | bdavis__ wrote:
             | single deck allows it.
        
               | lisper wrote:
               | Heh, whaddya know. I didn't realize single-deck was so
               | radically different. No shoe, cards dealt face-down. Is
               | there a point to the face-down deal? Is there a change in
               | the game rules that makes the secrecy of your hand
               | relevant?
        
           | thaumasiotes wrote:
           | But this doesn't explain much, because in the case of
           | counting cards for blackjack at a casino, there's a very
           | simple and straightforward metric for whether you're doing it
           | well. Are you making money or losing money?
        
           | nathanlied wrote:
           | Adding to this as someone who has mingled with people that
           | worked at some casinos: if you're losing very badly and seem
           | like a 'problem gambler', sometimes they'll send someone to
           | try and dissuade you. It's bad PR if the casinos ruin people.
           | On the other hand, if you're winning a lot, you will get A
           | LOT of scrutiny and extra measures, and if you're cheating,
           | you'll probably get caught.
           | 
           | This is likely why she had that level of nagging doubt. "Am I
           | not winning enough to warrant extra scrutiny? Certainly if I
           | was that good they'd have figured out what I'm doing and
           | busted me?"
        
             | kelnos wrote:
             | > _" Am I not winning enough to warrant extra scrutiny?"_
             | 
             | I didn't really understand this bit from her, though. Her
             | position in the team was not to win a lot, but to bet
             | consistently, probably overall slowly bleed money, and
             | signal the Big Player to come over when the count was
             | favorable. "Not winning enough to warrant extra scrutiny"
             | is literally her role in the team.
        
             | bluntfang wrote:
             | >if you're losing very badly and seem like a 'problem
             | gambler', sometimes they'll send someone to try and
             | dissuade you. It's bad PR if the casinos ruin people.
             | 
             | That's a really good point. Casinos aren't a windfall
             | business. They're there to rake the 1% advantage on
             | blackjack. It's important to have people at the tables
             | moving money, not to have 1 person lose their $100k nest
             | egg in 12 hours.
        
               | rlucas wrote:
               | I disagree. Although I'm not in the business, my
               | understanding from wide reading in the topic is quite the
               | opposite.
               | 
               | Casinos make money from "whales," who may or may not end
               | up ruined to a man, but who are certainly losing enough
               | money to ruin an average bettor.
               | 
               | The guy losing $500 at BJ once in a while (and once in a
               | blue moon winning some back) is the "economy coach class
               | super saver" flyer. Yes, enough of those small fry help
               | defray the fixed costs of the flight. But it's the last
               | minute business class flyer that brings the margin.
               | 
               | Similarly, the real money for the casino is in some mix
               | of 1. problem gamblers, almost by definition, and 2.
               | money laundering.
        
         | CalChris wrote:
         | _Nobody goes to jail unless they want to, unless they make
         | themselves get caught._                 Henry Hill, Goodfellas
        
       | cubano wrote:
       | Card counting was literally my gateway into professional
       | programming.
       | 
       | The first "real" program I ever wrote was a blackjack simulator,
       | in MS-BASIC, around 30 years ago. My brother and I were getting
       | ready to go with my Dad to Vegas for the first time, and we were
       | keen on not being typical dumb ass gamblers...we wanted an edge.
       | 
       | We quickly learned that the only beatable game in town was card-
       | counting at Blackjack, so I got busy first verifying that card
       | counting wasn't some casino ploy (it wasn't), and then modifying
       | the same simulator code to actually "teach" the systems it was
       | simulating.
       | 
       | I wish I still had this code... I absolutely loved developing it,
       | and eventually it was a very powerful blackjack system. It had
       | configurable _everything_..system counts, decks, rules, players
       | at the table, etc. I literally spent 7 years plus working on it.
       | Eventually it was ported to Turbo Pascal for speed.
       | 
       | I became a whiz at counting... I eventually settled on "Wong
       | Halves", the most complex but supposedly the most accurate count
       | system there was. Remember, this was in the late 80s early 90s,
       | and back then casinos were wide open to be taken.
       | 
       | I was only a $5 to $25 player though, so I never got any real
       | heat. I used a 1 to 5 bet ratios (1 unit at low counts and 5 as
       | "big bets"), which was very conservative, and looking back, I had
       | a good deal of small-time success. Unlike my brother, I was never
       | banned... I was far better than he at "blending in" and being
       | personable.
       | 
       | Nowadays, I live in Vegas, and they have _completely_ destroyed
       | the chances of winning any real money at the casinos. Hell, I
       | remember my simulations showing me that the primary money
       | advantage was made when you had a large bet out at a high count
       | (favorable to the player), that the fact that blackjacks came at
       | a higher rate WAS THE ONLY REAL MONEY MAKING ADVANTAGE THERE WAS.
       | 
       | This is why, I feel, that the high end strip casinos NO LONGER
       | PAY 3-2 for natural blackjacks...an outrage if ever there is one!
       | Strip casinos now pay 6-5 for a blackjack. I have had heated
       | arguments with pit personnel that the game should no longer be
       | called Blackjack, so "Blackjack" pay 3-2 for naturals.
       | 
       | Unsurprisingly, they never saw it my way. No matter how well you
       | count, you will NEVER win long term with natural blackjacks
       | paying only 6-5, so save your money and your time and just goto
       | Vegas for a good time.
        
         | nemo44x wrote:
         | I haven't been to Vegas in a few years but I could still find a
         | few 3-2 tables, generally in the back at some places. Also
         | higher minimum tables tended to have better rules.
         | 
         | The tables that were sure to fill up with low stakes,
         | uninformed players, tended to have really bad rules. I've seen
         | 6-5 blackjacks, no splitting aces, and even no doubling after
         | splitting.
         | 
         | Like why not just give the casino the money?
         | 
         | I like playing blackjack because you can sit there for quite
         | awhile and generally not lose too much (that's a relative term
         | of course) while socializing and getting free drinks. I'll run
         | a count after a few shoes here and there but not every shoe as
         | I'm not trying to do this for profit so much as entertainment.
        
       | supernova87a wrote:
       | It's always fun to read these kinds of stories.
       | 
       | But still in the end, if you distill it all down, doesn't it
       | always come out to the conclusion:
       | 
       | If your potential winnings are capped (fair or not, by the
       | casino), and your losses are unlimited, what is gambling but a
       | slower way to lose a bunch of money while getting a little
       | entertainment out of it? At least for those of us who are not
       | going to become professional card counters...
        
         | kelnos wrote:
         | > _what is gambling but a slower way to lose a bunch of money
         | while getting a little entertainment out of it?_
         | 
         | That's generally how I look at it when I'm in Vegas. I'll take
         | $100 from the ATM and sit down at a poker table. Occasionally I
         | get unlucky and play really poorly and I'm out in an hour, but
         | usually I get at least a few hours, and on the flip side, I've
         | spent an entire night at a table on that $100, and it's a
         | blast. Of course this also depends on the other people at the
         | table, and the dealers that come through. Some tables just
         | aren't that fun to be at (you're of course playing _against_
         | the other people at the table, and some people take it very
         | seriously), while others are great.
         | 
         | Craps can be a huge amount of fun, especially when people are
         | lucky, because you develop a kind of silly temporary
         | camaraderie with random strangers at the table. Blackjack can
         | be the same way, too (though I never learned how to properly
         | play, so I usually don't last long).
         | 
         | Consider that if you go to see a movie (often $15-25 just for
         | the ticket these days), and you're the kind of person to get
         | concessions and whatnot, you can easily spend $50 or more for
         | 1.5-2 hours of entertainment. I'm cool paying $100 for
         | sometimes 6-8 hours of fun, plus free drinks. Now, for people
         | who don't find that kind of thing fun, then sure, that's not
         | for them. And for people who have a gambling addiction, that's
         | great way to spend money they don't have. But if you enjoy it,
         | and are good about setting yourself monetary limits, and
         | consider your buy-in to be a cost of entertainment, it's fine.
        
       | mtm7 wrote:
       | I like her writing style. Each sentence flows into the next.
       | 
       | Although I'm not quite sure what the last sentence means. She
       | gets caught... and then what?
        
         | jSully24 wrote:
         | I believe she's found her missing self confidence to go on in
         | life.
         | 
         | (edit - typo)
        
         | tonyarkles wrote:
         | Lol definitely left it hanging at the end there!
        
           | mbrubeck wrote:
           | This looks like an excerpt from the in-progress book
           | mentioned on the author's web site: http://rozannatravis.com/
        
           | [deleted]
        
       | woobar wrote:
       | Amazon Prime has the "Inside the Edge" documentary about
       | Blackjack Advantage Player. A lot of insights about how hard it
       | is and how much money they can make now. Basically it looks like
       | this only makes sense against smaller casinos who are behind on
       | countermeasures.
       | 
       | [1] https://www.imdb.com/title/tt3575954/
        
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