Comment Re:There is extremely little value in changing. (Score 1) 339
The only attack is to get the users private key, which can be encrypted on their machine behind passwords, biometrics, or whatever.
Here is the problem with your suggestion. I don't think Joe Sixpack or my aunt Monique would take proper care of their private keys.
Biometrics may help with that, but there is no universal&practical solution right now.