This standard is unrelated; it works by having the browser/device itself sync the virtual security keys[0], much in the same way they sync passwords currently. That's the only thing changing here, giving people the choice (and encouraging them) to sign in via "what you have" instead of "what you know", but along with that they want to alleviate the UX concerns of people not being ready to carry around a separate physical security key.
0: https://developer.apple.com/documentation/authenticationserv...
Coming soon to an EU country near you!
The EU digital markets act address this issue directly, by requiring “gatekeepers” to provide human customer response, and clear processes for appealing bans etc and generally forcing companies to provide something akin to due-process.
You choose to use Google, and can attest to the fact it's not that difficult not to.