A limited edition promotional Sonic the Hedgehog Sega Genesis game cartridge is currently being resold for a whopping $30,000 ...

[Alex] proved that a microcontroller could emulate a cartridge by using an Arduino to display the “Nintendo” Game Boy boot logo. The Arduino wasn’t fast enough to actually handle high-speed ...

but insert one of the non Game Boy cartridges and it passes an identifier to the Pi which launches a script to run the appropriate Pi code. So the Mario and Sonic games are running in Pi-based ...