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.

You'll also find a course that teaches you how to program ESP32 without traditional coding. By the end of these courses, total beginners will know how to use microcontrollers with confidence.

For a device advertised as the “Multi-tool Device for Hackers”, the Flipper Zero already offers a considerable list of onboard capabilities. But some hard decisions had to be made to get the retail ...