I stumbled upon some pics of this musical contraption in which nude dancers were playing it, via theremin like motion capture...and had to hear/see it in action, so here it is. 
Presenting the M&M Robot Orchestra
Presenting the M&M Robot Orchestra
I posted that video first, because the interview is in English, and there's no nekid dancing...but here's one where the interviews in Dutch (?...Flemish, maybe...he's Belgian, like Poirot) and THERE IS some
brief nekid mocap-controlled instrument playing in it. 
Godfried-Willem Raes dirigeert robots
Godfried-Willem Raes dirigeert robots
I finally got a chance to watch these this morning ... and ... the robots are very cool, but I am utterly distracted by the naked dude because why did she get to keep her clothes on but he had to be naked (lo
oops my lol got cut off ... 
he calls them "automats"?
Yeah...he claims they work better, operated in the buff...not that it won't work clothed...just not as well, lol. There are no online vids that I've found, but there are still images floating around of dancing,
naked violinists, activating his contraption via both audio input signal and mocap...so yes...pretty out there stuff...but the music actually stands on its own, I think...which is awesome!