Bravo! You have elevated a honed tool to a truly engaging artifact! I think the large challenge in design is mitigating the breaking point between ruthless efficiency and endearing novelty.

I picked up a Let's Split v2[0] when it came out years ago and never soldered it up.. maybe it's time!

[0]https://shop.beekeeb.com/product/lets-split-v2-keyboard-pcb-...