[demarq]

If all the kids start pretending to be grownups, they end up escaping all the protections put in place to protect kids in the first place.

In football we call this an own goal

[squigz]

I'm fairly confident that's not how it works, but am happy to be proven wrong?

[add-sub-mul-div]

Not really, it gives them justification to more thoroughly remove privacy and anonymity in order to make sure the age and identity of the user are more confidently known.