3 days
It would still need a way to implement age verification
Not really. Take nostr as an example. You probably wouldn’t even notice if one or more of your relays went down due to legal, or any other problem. The move to a non compliant or offshore relay is just a single click away. No registrations, no new usernames, no new social graph.
It’s not about becoming compliant, it’s about becoming ungovernable.
My research indicates that such words usually end up in rape, mass suicide or occasional terrorism.