Or "Do Androids Dream of ELectric Sheep" - get this great open source (PC and Mac) screen saver by Scott Draves that runs on thousands of computers around the world while their users aren't using them. The computers calculate complicated fractal images and share and display the results (sheeps). You can vote for your favorite fractal animations with your keyboard, so they live longer in the genetic algorithm. You can also design your own sheep on pc mac or linux using http://www.apophysis.org/downloads.html - where you can find the tool, the source code and bunch of tutorials to get you started. Other tools are available on electricsheep.org.

Possible the best non intrusive visual screensaver. Also consider that the generated fractals can be a great base for great VJ shows. Send us your electric sheep! Sweet dreams!

http://electricsheep.org (image by Scott Draves and the Electric Sheep)