The Ultimate Reset Button
Gary writes "The gigantic red switch looks more like a mushroom straight out of Super Mario. It can be connected easily using two wires and can be activated in any direction. To get rid of the blue screen of death all you have to do is hit it with something (like, a fist)."
Ok, this is a weird question and completely off-topic but I've been wanting to build one for ages.
A PC controlled LED with brightness control - more than 32 levels please. If someone can come up with a parallel or usb controlled variable brightness LED (without a stepper motor, you cheater) then I'll be your friend!