This reminds me of Motherboard's short documentary of Andy Cavatorta, who also made a magnetically driven harp. https://www.youtube.com/watch?v=uSkIyocJNTc http

This reminds me of Motherboard's short documentary of Andy Cavatorta, who also made a magnetically driven harp. https://www.youtube.com/watch?v=uSkIyocJNTc https://www.youtube.com/watch?v=uSkIyocJNTc His technique is more 'rustic' than the studies linked here.