Imesco Polifonico

Anyone know more about what, or who this is? Sounds like some kind of adaptive, drifting JI....

http://www.youtube.com/watch?v=Lq8qILBhFMU

Also, great clips on the Trautonium here:

http://www.youtube.com/watch?v=jpEDL13EL4I

/Ö