Use a Raspberry Pi Pico W to subscribe to MQTT updates and control the WS2812 LED strips with CircuitPython. Refine the diffusion by adding foam dividers behind each pyramid to soften the LED light.

The ATMegaZero ESP32-S2 is currently being funded with a campaign on GroupGets, and it’s a microcontroller board modeled after the Raspberry Pi Zero’s form factor. That means instead of… ...