My explanation of the H-Pi Instruments Tonal Plexus microtonal keyboard

I own one of the first Tonal Plexus keyboards made by H-Pi Instruments. This unique MIDI controller opens new possibilities in music. It is far from the first alternative keyboard, but it is one of the first with this degree of pitch capability and flexibility. I have one of the first ones built in 2008. I have played around on it, and the potential is overwhelming (though there are some limits — it isn't velocity sensitive per key, though a pedal can adjust overall velocity). I've been slow to really pu