Marscon 2010: Public photo gallery on Facebook
Embedded videos don't seem to be able to play in HD, so I'm just going to make the links:
Chris Mezzolesta Plays The Theremin.
Another video from the Pavek, a demonstration of a 1912 Spark Gap Transmitter, has been sent to YouTube and is being processed as of this writing. Give it a bit of time.
Crossposted to marscon