Wouldn't that just put KeyBase in control of being able to validate your identity? What would happen if they banned you? The parent talks about decentralized (

Wouldn't that just put KeyBase in control of being able to validate your identity? What would happen if they banned you? The parent talks about decentralized (or perhaps federated) solutions which I can understand but I don't get why everyone would want to put all their eggs in the KeyBase basket?