Also, in the last two years it looks like it's become production  
software for Windows Vista: http://bumptop.com/


On Oct 1, 2009, at 12:46 PM, Nick Husher wrote:

> 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