User experience hasn't been factored in and tooling is key here. Tooling could (perhaps) be such that the user would never need to see the key pairs; tooling wo

User experience hasn't been factored in and tooling is key here. Tooling could (perhaps) be such that the user would never need to see the key pairs; tooling would manage them. That everyone always has a mobile phone in their pocket is a big opportunity; it could hold gatekeeper software that's with you wherever you are. > What happens when/if your private key is compromised? We'd need to revoke the keys and that would be hard to do manually. But with tooling, eventually easier than logging on to a website and changing passwords.