[TeMPOraL]

I think it might be a good way. OS designs are a boon for the free market too, as they separate out concerns and allow independently competitive submarkets to exist.

One potential challenge I faced myself with my DIY attempts at IoT hardware was dealing with power. I'm not an electrical engineer, and I don't trust myself enough to plug anything to mains power - and I don't trust random OH stuff you can order soldered from China either.