Governments never seem to learn.
Far simpler, if you're a teen that wants to get around the block, to just have an older looking friend do the video selfie.
I am not sure what will be easier.
Revolut also offers accounts from age 6.
Parents would get notifications, but I suspect most parents won't be technically inclined enough to have an issue with a well argued child pointing out they need that VPN to access a game server or region locked content that their parents don't object to.
That said, I'd suspect most kids looking to circumvent these blocks will just install a free VPN.
There's also non-bank pre-pay cash cards such as Henry I think one's called, so parent loads it up with pocket money or whatever and I think gets more control/oversight than actual banks probably offer even on dedicated children's accounts.
Got her a debit card as soon as they were available for minors.