I knew you'd love it Jim.
Reasons I changed: I don't care about 1, 2 and 3.
4, 5, and 7 are good enough on 900.
Yes, 6 is a big minus. I'm investigating midi foot controls as we speak.
Plus the 900 weighs 10 pounds less than the PA3X 61, and has speakers.
Costs a "little" less too.