Very cool! I've been considering going this direction with the videos once I've finished everything for the breadboard version. Modular PCBs would make it a lot

Very cool! I've been considering going this direction with the videos once I've finished everything for the breadboard version. Modular PCBs would make it a lot easier to rearrange things to experiment with different architectures, which could be interesting. But I've got a lot of other ideas too, so who knows...