aha, I just used it for a very simple reason: it was simpler for me to type "<meta+d> xkill" and point & shoot than to go through the save & exit confirm dialog

aha, I just used it for a very simple reason: it was simpler for me to type "<meta+d> xkill" and point & shoot than to go through the save & exit confirm dialogs of a GUI app I was about to close