simonwmkramerTwitter You're essentially talking about a wallet for login tokens, which is definetly within the realm of existing technology but would require a lot of additional infrastructure on the part of both apps and publishers for which they're isn't yet a ton of users or interest...
simonwmkramerTwitter I think this might be in the future though, perhaps even for Twitter Blue once 3rd party cookies are dead.
We're even looking at tokens for antifraud, so more handling of user level tokens is in every publisher's future I suspect.
simonwmkramerTwitter (Ironically if modern wallet applications were a little less focused on blockchain and more about general token storage this might have moved forward already.)