Yeah there’s already the worst possible thing as the potential outcome so really can’t see adding a tiny part to it will change anything. No one is thinking ‘well as long as he’s only shooting up the school I’ll let him play with the guns’ they’re thinking ‘I’m really smart and nothing bad will ever happen’.
I’m not saying it isn’t a good idea because maybe it will stop one or two kids becoming killers which is more than worth it, though it’s dangerous too if the kid decides it’s how he’ll get his revenge by doing a shooting and leaving a note saying his stepdad helped