Sunbeam Chameleon and Lightbus
 

The Chameleon has a bunch of stick on lights that you place inside your computer and you can change the colors with the knobs on your front panel. You connect all your cathode lights/fans to your Lightbus and you can set them to different rhythms, such as blinking on HD pulses, sound pulses, or any of the other selectable pulses. Now for you extreme techies, here are all the deatils...

Link:
http://www.xyzcomputing.com/index.ph...d=391&Itemid=2