If they provide the ipsw, modify the ipsw, and don’t have permission from Apple to do that, then it’s all over for them.
Didn’t work for Psystar and it won’t work for them.
Didn’t work for Psystar and it won’t work for them.
Especially if Apple doesn’t provide any way to do it legally, then they can have a chance at trying to convince a jury. I agree hosting and reselling the service is pushing the question a bit far, but it may be deemed legit depending on the jury. IANAL, obviously, just asking the question.
Psystar sold computers with macOS installed, that's redistribution and a copyright violation. Corellium isn't selling devices with iOS.