>They could require government ID to sign up and an adult sponsor to certify accounts for kids. Plus a limit on how many accounts an adult can sponsor.
Requiring all online account creation to go through some government vouching system sounds far worse for privacy than OS doing age verification.
OS-based age verification would also have to use a government ID. There is no alternatives to a government ID for such verification.
>OS-based age verification would also have to use a government ID.
Source? Another commenter claims the opposite: https://news.ycombinator.com/item?id=47416653
I see no such claim that comment said that the parent verifies the child. That that means that the parent must be verified. I don't see that approach having any chance of succeeding. It would be a much more invasive process to both verify the parent and the relationship with the child.