Flip through or rotate jewel cases with covers in a virtual shelf.
This is the result of my first steps with OpenGL and Python and meant as an experimental (but by no means revolutionary or even new) graphical interface approach to navigating and browsing media like music, images, videos, but also a simple file hierarchy. Actually, a lot of application domains come to mind.
Example cover art was taken from free album releases by Paniq. Checkout his music, demos and other media released under the Creative Commons license.