Try <http://www.infogrip.com/bat.htm>. I've had one of these for a while, but still haven't mastered it. I've found a regular or contoured keyboard to work better for use in programming.
At 03:21 PM 7/2/99 -0700, you wrote:
>I have heard about a keyboard that could be designed that would be one
>step beyond the Dvorak. It would have just one row of keys, and key
>combinations would signify the letters. So keys 1 and 5 together could
>represent "B", keys 3, 7 and 8 could represent @, and so forth. The
>name of this idea is a "chord board".
>So far as I know, one has never been produced, and a web search turned
>up MIDI stuff. Maybe I have the wrong name. But I was thinking this
>would make a great interface for a wearable keyboard - a pressure
>sensitive glove would allow you to type while playing "air piano".