The 2 exceptions should be injury resulting from a penalty committed by the other team (roughing the passer, targeting, etc.) or if you use a time out to cover the stop in play.
No other substititions should be allowed unless the other team substitutes. Team with injured player should not he...
Move the NFL games to Sunday like they are most of the rest of the season.
Or put the college championship as a Friday night game, even that would be an improvement.
I have a bigger issue with final game starting late enough on a Monday that it finishes after midnight. The National Championship game should a a 3 pm Saturday game.
The Clemson AD arrived after Dabo was already in place. Other than supporting some construction projects and retaining a lousy men's BB coach, he hasn't done much. Don't expect him to be key to anything at Miami.