Don't kid yourself, Meta already knows the age of all its users, at least within the broad categories that this bill defines.
Meta just wants to do it in the most habit-forming way, that is embedded in a system crafted to mold young behavior into more manipulable consumers.
>Meta already knows the age of all its users
Roger, now they want a government mandate to target everyone else on the internet.
For the record, I'm against age verification laws. But I think companies are pushing for them because of liabilities they face under other laws, not because they would actually like to have the data.