A visual operating system where you can literally lose files. "Where  
did I put that pdf? Hm... I put it somewhere where I knew I wouldn't  
forget it. Oh right, I stuck it to the ceiling!"

Still, Apple's Expose and Stacks as a very early attempt at doing  
things like this.

On Oct 1, 2009, at 9:50 AM, Robert M. Erickson wrote:

> thought you might find it interesting,
>
>
> http://www.ted.com/talks/ 
> anand_agarawala_demos_his_bumptop_desktop.html
>
> Be Cool,
>    Bob E.
>
> Robert M. Erickson
> Senior Lecturer, Computer Science Department, University of Vermont
> 802.656.8137