2+2=5 for sufficiently high values of 2.
But seriously, it seems the education system is intentionally churning out students ill-equipped to analyze information and weigh its validity.
School teaches people the truth comes from authority, facts are what you are told, and people who don't follow the rules are dangerous.
None of this proves any given conspiracy theory or alternative explanation, of course.
Churn indeed, just grinding them up like in the Pink Floyd video for Another brick in the wall: