Isn't treating it as a health issue the opposite of "puritanical moralizing"? No one suggested placing a Scarlet S around their necks.
It really isn't a bad thing for kids to be told they can't do something occasionally. It kind of helps prepare them for being an adult where it happens all the time.
Social media has caused at least two genocides so far, and their data centers and AI slop are helping drive us towards an earth incapable of supporting human life.