Playing Game Boy on an E-Ink screen looks surprisingly good

A YouTube creator has built a Game Boy emulator using a basic E-Ink screen and the ESP32 chipset, while achieving a suitable refresh rate.
Android Authority

Someone strapped a smartwatch to a controller to make a handheld gaming console

A Redditor has paired up an Android-running Apple Watch Ultra clone with a gaming controller in order to run a Game Boy emulator on it to play retro games. This jerry-rigged portable retro console ...