pls note i also intend the programming to be such that the notes of preceeding chords that were sounding w/ fingers taken off the keyz gets muted once the new set of notes are played.tnx for all kinds of suggestions

Moderators: Sharp, X-Trade, Pepperpotty, karmathanever
As nismology has suggested, you can use a sustain pedal. And if you'd like to pay attention to the video you posted, between 0:14 - 0:18 you can see the sustain pedal under the keyboardist's right foot.nismology wrote:I use a sustain pedal to do that.