Look at this stuff, experimental at the moment, but this is great fun to watch, not 100%
motm, but related to the modular synth experience as a whole, and therefore justified I think
:-)
http://youtube.com/watch?v=MPG-LYoW27E
http://www.youtube.com/watch?v=0h-RhyopUmc
And finally, the source of it all.
http://mtg.upf.edu/reactable