Statistics behind every rule. E.g. for some probably unknown reason people perform worse on average when they have easy schedule. Someone tries to fill it with

Statistics behind every rule. E.g. for some probably unknown reason people perform worse on average when they have easy schedule. Someone tries to fill it with bs, and it works! The army may make you tired to make you sleep well and stay fit. Also a bs job makes you prepared to think less of bs commands later. The part when you discovered it could be a part of the plan, not an accidental realization.