Certainly I think there are regulatory and social issues as well. The current system was built in a time where it made far less sense for that 12 yo to have the

Certainly I think there are regulatory and social issues as well. The current system was built in a time where it made far less sense for that 12 yo to have their own domain name. But they also didn't have their own phone numbers back then, but the phone system evolved so they could. DNS needs to evolve too.