Looks fun. I especially think the multi-touch portamento/"analog" function looks really expressive. Another thing that could be cool is a mode that finds the m

Looks fun. I especially think the multi-touch portamento/"analog" function looks really expressive. Another thing that could be cool is a mode that finds the most efficient note changes/inversions between chords. E.g., from C to Em, you can keep the E and G and drop the C down a half-step to B.