A LoRa mesh that does not need cell towers, ISPs, or anyone's permission. End-to-end encrypted, kilometre range, runs on a battery the size of a credit card. Plus what it lets me extend into: server comms, sensor …
Forking okalachev/flix as a starting point, printing the frame, learning the IMU pipeline, and getting humbled by every step between 'motor spins' and 'thing hovers'.
Klipper on a Pi Zero 2W living inside the printer base, powered and serial-fed from the stock display header. Plus direct-drive conversion, dual Z, custom heatbreaks, and the rest of the modding rabbit hole.