Some people are reporting an issue with iTunes 10 in which the screensaver starts while they are using iTunes' visualizer in full-screen mode on connected devices like HDTVs.

Want to take a Midi Fighter Twister and turn it into a real-time, Ableton-based, audio-reactive visualizer? Today's tutorial by DJTT ...

There's a nifty little new screen saver in Tiger that you've probably seen mentioned around the web, called the RSS Visualizer. This screen saver swirls the text from a selected RSS feed around ...