I've added this line to /usr/bin/ondemand so I get notified, by a little terminal window, that an extension is being loaded (not going to start immediately).
[code][ "$DESKTOP" ] && xterm -fg gold -bg black -g 45x3+0+0 -T "Loading: ${APPNAME}" -e sh ...
[code][ "$DESKTOP" ] && xterm -fg gold -bg black -g 45x3+0+0 -T "Loading: ${APPNAME}" -e sh ...