reading qmatrix app notes
adding a mess of libs
laying out 4 types of LED+electrode combos
starting to route
routing...
routing fan-out of atmega
routing...
routing...
switching MCU and analog stuff
routing...
grounding first
routing...
routing...
changing electrodes to use fills, routing...
settling on reverseLED and flipping everything
routing..
routing at 45 degrees
routing, paying attention to looks on top layer
routing... ugly but nice
routing... nicely