Originally Posted by PoP
I would have called it Kafkaffeine
But when I tried it no bug got displayed. What am I missing?
kaffeine 0 0 10 10 7 +
this will give you a 10x10 pixel bug in the top left of your screen. it'll be 50% gray, so you'll see it on black or white.
with the + it will completely disable the screensaver.