Children generally have these things called "parents" who are supposedly responsible for their well being. Oh hey, suddenly there isn't a contradiction.
Empower parents. Parental controls are a minefield - especially with competing companies (ea, microsoft, steam, nintendo, apple) all doing their best to get you to turn them off so they can push lootboxes and other junk more easily.
Also HN: Any attempt to limit access to verified adults is an "authoritarian crackdown" and totally unacceptable.