You are presuming everybody watches the matches on TV. What about the true supporters -- the ones who go to great trouble and expense getting to matches and paying entrance fees (memberships, merchandise etc) -- who are watching in real time? Shouldn't they be the priority? Sport prospered when there was no TV, no Bunker, no technology . . . And as I've pointed out, 99.9% of sporting contests are played without TV and technology, and spectators, players and coaches seem to accept the ref/umpire's decisions.
Let TV stations go back and replay events in slow motion but by the time they return they would have missed minutes of live action because the game has moved on. Let's see how TV viewers like that.
