That may have resulted in them using a new keychain format— http://learn.agilebits.com/1Password4/Security/keychain-design.html http://learn.agilebits.com/1Pas

That may have resulted in them using a new keychain format— http://learn.agilebits.com/1Password4/Security/keychain-design.html http://learn.agilebits.com/1Password4/Security/keychain-desi...