on Is there a real credit-card sized computer? Something that easily fits in a wallet or pocket and has a user interface? · c/sbcs · 2 pts · 2yConsider the cardputer Link. It's intended for hobbyists who are willing and able to write programs for it but the hardware is roughly what you described.
Consider the cardputer Link. It's intended for hobbyists who are willing and able to write programs for it but the hardware is roughly what you described.