UFC commentator Joe Rogan criticized the show/win pay model in combat sports, suggesting promotions including the UFC should get away from it.With the show/win pay model, fighters get half their pay to show up and fight (their show money), and they get another half when they win the fight (their win money).This is the pay structure for most of the UFC’s athletes, although some are on a flat pay model where the result of the bout doesn’t matter i…