Innovation doesn't need a big brother looking over your shoulder all the time. We have enough tracking tech on the web, no need to make it official as well. So yes, the "will" is missing, especially with the many misbehaviour states have shown towards privacy and surveillance.

A little legislative change and you can kiss your zero-proof goodbye if any infrastructure is established. This is about making intelligent decisions in your life. Your suggestion is far from innovative.

We will see real innovation in mechanisms to sideline age verification.