While I was proud of my smart home, it was anything but smart. Devices kept failing, and automations failed to trigger, and I spent more time troubleshooting than enjoying their promised convenience.

I'm a big fan of the ESP32, and I have a few different boards that I play around with. I have two of the "classic" ESP32 microcontrollers, an ESP32-C6 with Zigbee and Thread support, and an ESP32-S3.

Whenever there’s a superlative involved, you know that degree of optimization has to leave something else on the table. In the case of [PegorK]’s f32, the smallest ESP32 dev board we’ve seen, the cost ...