This is really cool. It could easily be taken to the next level of miniaturization by building a custom PCB to integrate all of the components. I bet a 1.5” di

This is really cool. It could easily be taken to the next level of miniaturization by building a custom PCB to integrate all of the components. I bet a 1.5” diameter would be achievable! Edit: Simple PCB fabric services are very cheap these days.