Take the ESP32-CAM, a board that started appearing on the market in early 2019. On paper, the thing is amazing: an ESP32 with support for a camera and an SD card, all for less than $10.

Even if you don’t need a camera, the price is low enough and you get some interesting benefits like the increased range. If you want to put an ESP32-Cam on wheels, check this robot out.

One for Gadget Masters to note: there's a new version of the Arduino Nano - the IoT-friendly Nano ESP32 - bringing the Espressif ESP32-S3 microcontroller into the Arduino ecosystem. The Wi-Fi and ...