This is an extremely solved problem. Unless you have a dramatically interesting solution to the real hard problem, global account
recovery, ordinary home users are effectively tethered to their email accounts, because that's how you reset a login. Since you're doing that already, "Sign in with Google" and "Sign in with Apple" are perfectly cromulent solutions and likely to continue dominating.
The actual last thing in the world home users want is an authentication system where credential loss is literally irrevocable.
Meanwhile, the real market for Internet SSO is at companies, and one of the major reasons companies deploy SSO is to have policy control (particularly: onboard and offboarding) of who has access to what. A globally distributed authentication fabric is actually an anti-feature for those people.
The actual last thing in the world corporate users want is an authentication system their IT department doesn't control absolutely.
Part of what's happening with ideas like this, and the reason Internet identity has been such a tar pit for the last 20 years, is that there isn't one single service model for identity. Internet identity evangelists tend to overlook the fact that people have multiple identities on purpose.
The actual last thing in the world home users want is an authentication system where credential loss is literally irrevocable.
Meanwhile, the real market for Internet SSO is at companies, and one of the major reasons companies deploy SSO is to have policy control (particularly: onboard and offboarding) of who has access to what. A globally distributed authentication fabric is actually an anti-feature for those people.
The actual last thing in the world corporate users want is an authentication system their IT department doesn't control absolutely.
Part of what's happening with ideas like this, and the reason Internet identity has been such a tar pit for the last 20 years, is that there isn't one single service model for identity. Internet identity evangelists tend to overlook the fact that people have multiple identities on purpose.