There's many to choose from[0]. I would imagine having a keyboard with fourths and fifths nearby would be better. So different straight lines would make the cir

There's many to choose from[0]. I would imagine having a keyboard with fourths and fifths nearby would be better. So different straight lines would make the circles of fourths and fifths. The article also mentions a Hex[1] sequencer. [0] https://en.wikipedia.org/wiki/Generalized_keyboard https://en.wikipedia.org/wiki/Generalized_keyboard [1] http://www.dynamictonality.com/hex.htm http://www.dynamictonality.com/hex.htm