DEAD CENTRE. (no typo)
I prefer an Italian Grip...Show Image(http://www.loveleaf.net/ts/image/162_lg.jpg)
Long live the upside down 'L' enter key.
Actually... I prefer the single row enter key :).
When I'm not actually typing, I try to put my hands in my lap or let them hang down by my sides. It helps a LOT to fend off RSI.
I try to do this as well, but sometimes forget. This is even more important when it comes the mouse in my case.