I agree that gksu should notify when apps are running with root privs. I seem to remember Red Hat (a LONG time ago) providing an indicator applet that stuck around for 5 minutes telling you that the password was remembered; you could also click it and tell it to forget it.
** Changed in: gksu (Ubuntu) Status: Unconfirmed => Confirmed -- gksudo should notify users that the password is being remembered and used https://launchpad.net/bugs/18905 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs