Welcome to PC Demos. A Newbie's Guide Demos are not for everyone. I have yet to personally meet someone who appreciates demos as I do. Therefore, I will not be surprised if you don't take to them. Likewise, if you find that you do enjoy them, don't expect friends and family to acknowledge your visionary brilliance.
Demos are an obscure art form that have both mathematical and aesthetic qualities.
Their audience is still very small. In order to watch PC demos, there are a few things you will need. It's a great utility for games, besides. The PC Demos FAQ is the definitive source for all frequently asked questions and their answers. Although most demos support the Sound Blaster, they all prefer the Gravis Ultrasound.