Most here probably know what a Theremin is... but the story of its inventor, Leon Theremin, isn't as well known generally.So, here's a documentary from 1995 by Steven M. Martin. Hard to find with subtitles, which are needed to understand some of it. The video file was a bit broken, and audio was not aligned with video in some places. I did my best to re-sync those parts, but there may still be very minor offsets here and there.https://www.bitchute.com/video/IYev7hI4fS6u/While the following isn't a trailer for the documentary, it still might spark some interest: