Sounds neat! Thanks for sharing. My only comment from research (no practical experience) is that I'd worry about the spring force of the MX making chording tiresome. I know the Georgi goes to some lengths to get switches with a lower force.

> I don't post my private projects because after work and kids I have barely any time for them.

I hear ya. I was excited because I've been mentally toying with the same project. But you know, first I need to finish my remodel, fix the truck, build a deck....