There are 2 reasons for dedicated servers, matchmaking and refereeing. Both those functions can be archived by community servers, but need to exists.
If you don’t have matchmaking you need to find opponents for each game by yourself.
If you have no referee, the player hosting the match can easily mod their game to have a god mode.
Wasn’t Starcraft P2P?
Everyone has suoerfsst internet, why does every game need dedicated servers and probably a subscription.
There are 2 reasons for dedicated servers, matchmaking and refereeing. Both those functions can be archived by community servers, but need to exists. If you don’t have matchmaking you need to find opponents for each game by yourself.
If you have no referee, the player hosting the match can easily mod their game to have a god mode.
There’s no subscription, it uses servers because otherwise cheating is 100 times easier.