With this encrypted keypad USB 3.0 flash drive for $59.99 (reg. $99), your most sensitive data stays locked up tighter than a bank vault. Whether it's tax documents, personal photos, or that epic ...

Well, so did [Guy Dupont], so he created a USB keypad with T9 predictive text built-in to turn typing into a one-handed affair. Video after the break. T9 was the first predictive text technology ...

[Travis] and [Fabienne] went a different route, and are emulating the keypad using an Arduino and a set of transistors. They started by reverse engineering the keypad matrix using a continuity tester.