Board Game Arena

Isn't that only a concern with real time games? I think the solution is to avoid joining the real time queue, from your opponent's perspective it's frustrating to wait 20+ minutes for a game only for it to not actually happen because one of the people joining wasn't actually ready to play.

Wouldn't they also have an option to kick you from the game for going over? This is the kinder way of ending a game someone has gone over time for, the solution is to stay within the allotted time.

Yes, you can purchase a Premium subscription at https://boardgamearena.com/premium?offer, you'll get a code to provide to redeem the premium on their account so you can even purchase it for them without knowing their account name/before they have an account created.