Hi Crispin, Enjoying your movies! Back in the day, well only 1999 but it seems like an enternity ago as well as a Prince song I did this:
http://sol23.freeservers.com/solperf.html mainly to amuse fellow fluxlisters of the day. Actually it's in my old office which was rubbish and barely had the room for the movements you see me performing. cheers, Sol.