-identify the users to grant access by name, instead of by opaque
-string? Do you wish you could rapidly grant or revoke access to a
-user across a group of machines by enabling or disabling
-authentication for that user?</p>
+grant access to your users by name, instead of by opaque string? Do
+you wish you could rapidly revoke access to a user (or compromised
+key) across a group of machines by disabling authentication for that
+user?</p>