Technical designer Kevin Bates has done something phenomenal: he has designed and built the Arduboy, an interactive digital business card that lets you play Tetris on an OLED screen. We’re stopping short of calling it a credit-card-sized Game Boy, but the Arduboy is nonetheless very impressive:

The controls are capacitive touch sensors. If you enter the Konami code, the Hack a Day logo pops up and the card starts playing Rick Astley’s Never Gonna Give You Up.

Arduboy

See also – Playable Game Boy costume turns you into a playable game boy and The Gameboo looks and feels like a Game Boy… but oh, it’s so much more

Image Credit: Kevin Bates