Customizing Visual Effects
Having learned how to customize your system using the more traditional tools at your disposal, it's time to let loose and have some fun with some of the newest customization tools the Linux world has to offer. Compiz, Ubuntu's visual effects engine, provides all sorts of wild and interesting visual effects for your desktop.
Compiz will be automatically enabled at startup only if you have a graphics card that supports its basic set of features. An easy way to tell whether Compiz has kicked in on your machine is to open any window (your home folder, for example) and then check to see whether that window has a drop shadow (see Figure 8-27 for an example). If it does, Compiz is at work.
Figure 8-27. The window on the left ...