Anyone else into the demo scene? Demos are computer generated music clips that show what kind of graphic and sound effects can really be done by using high-end computer hardware to its full potential.
Try downloading this piece by Farb-Rausch - it's one of the very best examples - a whole music vid with 3D graphics and music in a 64kb file (I know one of the coders behind this). It will run on most reasonably medium to high spec PC's (say above 1ghz) but you need a good pair of speakers to enjoy the music. Best described as: