Why would passwords, personal devices, policed platforms etc. fail as an authentication method between known counterparties? Between unknown counterparties the issue is much bigger than just about being a human or not.
It does make it kind of hard to verify someone's identity.
That said I think trying to verify someone's identity through online means only became viable a few years ago when everyone had a somewhat working camera and microphone available, and with any luck the risk of deepfakes will cause an early end to the the scourge of people trying to film themselves holding a form of ID.
During COVID brokerages did start allowing online transactions for certain things they didn't used to. However, at least my brokerage has reverted to requiring either a direct or indirect in-person presence.
That said I think trying to verify someone's identity through online means only became viable a few years ago when everyone had a somewhat working camera and microphone available, and with any luck the risk of deepfakes will cause an early end to the the scourge of people trying to film themselves holding a form of ID.