the system was quite dynamic. Windows spin and zoom, stack, become translucent, flip to reveal additional information on the back, and more. A sample 3D audio CD selector can be dragged around, and the elements move in a manner that conveys an appealing weight and physicality.</p> <p>The demonstration basically fell into two areas, a theoretical next generation window manager and examples of user interface elements in a 3D environment. By providing integration with the X windowing system, the demonstration 