they don't do this for age verification, they do this to build dataset to sell.

Youtube routinely asks for ID on accounts that are already of drinking age, they dgaf they want document scans they can use for profiling and to likely sell to 3rd parties.

> and to likely sell to 3rd parties.

Can you provide literally any evidence that would suggest this is the case?

Since selling PII is a common practice in the US industry, I believe the onus is reversed, they need to prove that they delete/keep-private.

This sort of thing is common enough that simply establishing means, motive and opportunity are convincing to me. If not yet then soon. You can't hope for a smoking gun every time.

Give it a couple years for the inevitable data breach to leak all the details