Witness the NFL. Huge amount of viewers of each game, video replay, multiple cameras. The players know they're being watched the minute they step out of the loc

Witness the NFL. Huge amount of viewers of each game, video replay, multiple cameras. The players know they're being watched the minute they step out of the locker room. Yet you still see them failing to exhibit restraint when goaded on by an opponent. The referees always fail to notice the instigators, but almost always catch the retaliators...