The conspiracy movements seem to focus on a limited amount of
   information and then compare that limited set of information to
   other limited sets of information, make comparisons, draw
   conclusions equating them, and then explaining it from there.

   Keyword: "NEVER, ONLY POSSIBLE"

   "It would NEVER have...[done such and so] that way. The ONLY
   POSSIBLE way is..."

   Once built upon a foundation of "never" and "single possibility"
   - or to bolster the position, offer several alternatives that
   seem less likely but then dismiss them, so the only possible
   answer is the original one....

   ...then, well, the rest of the story becomes whatever you wish
   it to be. it usually involves very large organizations out of
   our control that are make up of a lot of people - or perhaps a
   select few, but always deliberate.

   Nothing is left to chance or happenstance.

   Most importantly, the story is so complete, there is no room for
   anything else. No additional details are permissible that can
   change the account away from the same conclusion.