[...] eventually we’ll need to figure out proper age verification and identification for some things.

I don't mean to be a "specifics sam" but why? In nearly every case I can think of legitimately dangerous activities (like buying radium or a gun) already necessarily require the user to have access to a credit card or PayPal. Porn is weird specifically because the vast vast majority of porn is just advertising to find the few whales that spend massive amounts of money on it.

So, like, what's an example of some other kind of content that's free that we don't want children to look at but we're okay with adults looking at?