keyboard to mouse and back again a few thousand times a day. They accomplish that by splitting the keyboard and making the right half into a full fledged mouse. Your merely switch up your grip and the mouse function automatically springs into action. You might look a bit dorky in the act, and it surely won't work for everybody, but it seems to us that a spreadsheet pusher could quickly get used to the setup and learn to rock it. The creators of the Combimouse have recently completed their final prototype and are on the lookout for a manufacturer. We'll keep you posted.