Have you guys tried banning usage of phones? Like literally just that? Having a phone im your pocket is one thing, but not being allowed to use it except for X is an option. X= a room, a special time or "just to look up school schedule info"
This works...it doesn't have to work 100%, eveb 80% is enough.
to be honest elon using the nazi salute was probably not in the training data or high up on the probability chart.
As far as I know Elon although has beef with OpenAi.