Ubuntu Sharing posted a brief tutorial about installing a Live Wallpaper in Ubuntu 12.10 Desktop

This simple and brief tutorial is going to show you a simple tool that replace your boring default wallpaper with a completely animated OpenGL wallpaper. Livewallpaper replaces your current wallpaper with an animated wallpaper. At the moment you can choose between the following live wallpapers:

Galaxy
Nexus
Noise
Photoslide

  Install Live Wallpaper in Ubuntu 12.10 Desktop