>No ID checks at clubs, bars, or other adults-only venues. No school zone speed limits, or protected crossings on streets near schools.

>No requirements for railings on public balconies, fencing around public pools, protective covers over drains or other holes in the ground.

>Parents/guardians can just supervise.

>Sounds great!

I know you're commenting in bad faith, but at the margin essentially nothing would change except the amount of whining from people of your bent when someone doesn't get punished enough.

The primary determinant of whether society engages in all those activities is not the government but the level of wealth to pay for it all.