The answer to how long they'll be out is 45 minutes. That's how long it takes them to get the notifications under control and get past the dizziness. If they're functional, that means they've gotten enough levels to safely be here, even if they're not equipped for it, or capable of clearing it on their own.
"Do you want to do your skills in here and test them now, or take some time to think about them and test them another day?" Cain asks.
"If we can come back that would be great. I've got so many skill points that I could go down two different paths at once, and I don't want to mess my development up with poor choices because I'm in a hurry." One of the Mages says wisely and the other one nods in agreement.