Comment by davorak

> I didn't see that anywhere in the text...

You are right it is hard to use it for anything else though given the constraints.

> An operator that receives a signal in accordance with 20this Section shall use that signal to comply with this Section 21but shall not: 22 (1) request more information from an operating system 23 provider or a covered application store than the minimum 24 amount of information necessary to comply with this 25 Section;

You know the age bracket but nothing else and are not allowed to store more data on the topic to figure anything out. So you can not legally figure out someones age by keeping track of when they change age brackets.

> In fact they don't define at all what "obtaining verifiable parental consent" should or shouldn't involve.

It is the "Account holder". The user that set up the account and provide the age is considered the parent or legal guardian.