[aasasd]

Which is where the design comes from.

There are a bunch of software implementations, by the way. Sometimes they refer to the concept by ‘Tone Matrix’ instead.

[aasasd]

P.S. (not really related): also til Tenori-On was originally promoted by Atom Heart aka Uwe Schmidt, a man of a hundred aliases and endeavors, with a particularly fun project Señor Coconut:

https://youtube.com/watch?v=X-ygv1CKzAk

https://youtube.com/watch?v=tzoMNOids7k