As the article says, there are but it's still rare. But the capability exists, it's in the spec. And you know how this goes - now that this is possible, they just need to onboard enough users and then start progressively shoving it down the throats of the rest. What are you gonna do, not use major internet services?

They'd currently also have to give up on Apple users. Apple has made a strong case that they will not support attestation on consumer devices because they see it as a consumer privacy violation. (They support it on enterprise-managed devices only.)