Thank you for detailed answer and especially a note about two hands. I didn't think about it, but actually it could be a problem. Right now a MIDI controller w

Thank you for detailed answer and especially a note about two hands. I didn't think about it, but actually it could be a problem. Right now a MIDI controller with faders/knobs seems to be the most simple and reliable solution and it can be used with one hand as like as with two.