I'd like to chime in that this problem still exists KDE 4.7 for me. It's also not isolated to Kubuntu, so I would definitely consider this an upstream KDE bug.
Running on an HP Pavilion G62-144dx -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/713198 Title: Power button delay dialog in kde 4.6+ To manage notifications about this bug go to: https://bugs.launchpad.net/kubuntu-ppa/+bug/713198/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs