Acid Dreams resembles a moving tie-dye T-shirt and is very customizable.

Acid Dreams is a Windows screen saver which displays colorful moving patterns fairly quickly on most computers. The screen saver is very customizable, allowing for nearly endless possible combinations of different effects and colors. The small file size makes it an easy download. Its nostalgic appearance resembles the tie-dye T-shirts of the '70's. Watch the ever-changing motion and on some settings you could end up losing your lunch.

Note: Purchasing gives you a registration code which is used to unlock the shareware version.