So last week I was in the urban sprawl known as Dallas at Silverlight bootcamp (of which I think I'll post a few silverlight demos here that I'll create). Two of my coworkers and myself, Dan Waters and Cy Khormaee, decided to enter an internal contest and this is what we whipped up in under two days.
Refraction
Video: Microsoft Refract
If you have any additional suggestions, post them here.