gnome-screensaver also kicks in during frozen-bubble (was playing in full-screen mode, if that makes a difference). the game uses the keyboard, not the mouse.
-- [Dapper] gnome-screensaver starting during game of armagetron https://launchpad.net/bugs/34695 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs