An interesting interview from one of the man behind this project:
https://www.perfectcircuit.com/signal/a ... -interview
I have to say that the UI of the Hydrasynth reminds me the one of the V Synth, and this is a good news because I think that the V Synth has one of the best UI ever, very intuitive and easy to navigate...
And it has polyphonic aftertouch!!!!!!!!!!!!!