Computerized blocks...

[Gremlin]

http://www.ted.com/talks/david_merrill_demos_siftables_the_smart_blocks.html

This is so flipping cool.

[Trelau]

really impressive...any chance of seing those in a store soon?

[BentonGrey]

That's actually quite neat.  At the beginning I was sorta' thinking "so what?"  By the end, however, it gets much more interesting.

[thalaw2]

That's cool.  I just wish the examples were longer.  It just appears to be a new interface and that's fine.  Maybe the mouse will have some competition...