I’ll eventually write a description of this project from 2011…
For now we have the description in the exhibition booklet (#28, page 22) and the images below.
Here’s a video of the musical plasma arc from 05/03/2011 (you would probably want to right click, save link as…): video-2011-03-05-00-16-18.mp4 27MB 1:03
General photos:
Photos of electronics:
tsimop.com 
Youtube links to the first flight of this airframe:
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