Also Syzygys[1], a duo using a 43-tone scale[2]. [1]: https://www.youtube.com/watch?v=HkYWccNb0-4 https://www.youtube.com/watch?v=HkYWccNb0-4 [2]: https://en.

Also Syzygys[1], a duo using a 43-tone scale[2]. [1]: https://www.youtube.com/watch?v=HkYWccNb0-4 https://www.youtube.com/watch?v=HkYWccNb0-4 [2]: https://en.wikipedia.org/wiki/Harry_Partch%27s_43-tone_scale https://en.wikipedia.org/wiki/Harry_Partch%27s_43-tone_scale