This Arduino board is bigger than your head, and it works

A YouTube builder shows off how he created an Arduino board that's 7x larger than the real thing... powered by a hidden ...
Hackaday

Using An Arduino To Re-Create A Computer’s Keyboard Decoder

[Max Breedon] found an old Apple IIe clone twenty years ago. He recently dug this Epson AP-200 out of the salvage heap and quickly discovered that the keyboard decoder chip was fried. The old chip was ...