STORY-TRÅD·teknik

DIY modder creates 'heat engine computing device' powered by a Stirling engine, can run Tetris, Snake, and Pong — 80 MHz processor operates on just 150 milliwatts of power

The custom machine uses an ESP32-C3, OLED display, and 16-key keypad while squeezing retro gaming into a tiny 150mW power budget.