Hmmmmmm... somewhere along the line, I switched to Unity, and then I upgraded to raring, and the bug stopped happening. It's not clear though if that means the bug is only in gnome-shell, or or maybe it's both gnome-shell and unity, but only on quantal.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1046118 Title: screen powers down after 10 minutes regardless of what Brightness and Lock settings used. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1046118/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs