I really like IBM/Lenovo ThinkPad keyboards, mainly for the trackpoint ("pencil eraser" mouse device), which requires less hand movement than a typical trackpad

I really like IBM/Lenovo ThinkPad keyboards, mainly for the trackpoint ("pencil eraser" mouse device), which requires less hand movement than a typical trackpad, mouse, or trackball. They have an external USB version for desktop use: http://lenovoblogs.com/designmatters/?p=2364 http://lenovoblogs.com/designmatters/?p=2364