Dorkbot on the Beeb. Answered
Before there were makers there were dorks, many of whom went to Dorkbot meetings to watch people do strange things with electricity.
The Dorkbot movement was started by New York artist Douglas Repetto but they have grown far beyond the original idea of "dorks in New York" that he conceived. Now the world is dotted with Dorkbot chapters and the regular London gathering is one of the busiest.
BBC story, with video of high-voltage music machines.