The Android 4.0 Ice Cream Sandwich keyboard is available for free in the Android market. Not only does it provide updated colors and visuals, the keyboard is actually significantly better than the keyboard in Gingerbread. I was surprised after just a few hours of use at how much more usable this ICS keyboard actually made my phone. Just another reason to be excited for the Galaxy Nexus! Check out the full video review:
The development of the earliest computers incorporated electric typewriter keyboards: the development of the ENIAC computer incorporated a keypunch device as both the input and paper-based output device, while the BINAC computer also made use of an electromechanically controlled typewriter for both data entry onto magnetic tape (instead of paper) and data output.