I find it so cool that, as a programmer, I can just identify a problem ("hey, I want to know the battery level of each earbud separately") and solve it myself!
Day 1-3 (for me): (tried to) set up drivers, install needed programs on orange pi. Officially hate all SBC's cuz they have like 0 driver support and ARM devices because nothing runs on them. Even the GPU support needs external PPAs...