reactable: "A Team of Digital Luthiers"

[drwex]

... or, why I'm not that impressed by Microsoft Surface. It's just not that novel.

Of course, the phrase "sonically challenging" frightens me a bit. No wonder Björk is using it.
Press release here: http://mtg.upf.edu/reactable/
Cool YouTube video of reactable in action: http://www.youtube.com/watch?v=vm_FzLya8y4
Pedantic Wikipedia article: http://en.wikipedia.org/wiki/ReacTable