Pressing F and L (not at the same time) gives you an idea of how these two settings are related. This locks the visuals to more or less the same position on the screen. If you press E while in this mode, the clouds are enhanced. This adds iridescent clouds to the display.
The visualizer displays keyboard shortcuts for its settings when you press the ? key. iTunes Music Visualizer on a 17inch PowerBook G4 running Mac OS X Panther on iTunes 5Music visualization or music visualisation, a feature found in electroni. Here are the options for the iTunes visualizer. But you can change the visualizer’s settings too. By default, it uses a random setting that cycles through a number of presets. Try with different songs and see how the visualizer changes. But read on to learn how you can change that.) (To be fair, I find it a bit too busy for ambient music, where the lights should be more relaxing. You’ll see that percussive songs lead to a lot of effects, but the visualizer also adapts to mellow music to provide a constantly changing palette of colors and shapes. The more changes there are in the music, the livelier the visualizer will be. Select this if you’re playing music from a playlist that contains music videos, and you want iTunes to play the videos when it gets to them, rather than use the visualizer. If you choose View > Visualizer, you’ll see that you can choose from several different plug-ins.
If that’s all the visualizer did, it would be pretty cool, but it gets a lot better.