Thats not the only means of age verification.
Do you know how they are doing verification currently? Because I bet you won't like it.
Mandatory facial verification, processed by AI. This was the response made by Roblox to them being sued over having nonfunctional controls for parents, and doing nothing about the predators on their platform.
So I'll ask again - what rights do you think are being taken away here?
Edit: Just going to add this bit here.
Tech journalist and former CNET senior writer Casey Newton asked what Baszucki (CEO) thinks of the "problem of predators" on the platform
The response:
We think of it not necessarily just as a problem, but an opportunity as well.
This is not an "age verification" thing. This is a platform catering to predators.