Trackball for normal mouse use alone could play a big part. I really liked them but I haven't used one since the late 90's because the fatigue was very noticeab

Trackball for normal mouse use alone could play a big part. I really liked them but I haven't used one since the late 90's because the fatigue was very noticeable, especially on the top of my hand, my hands feel weird just thinking about using one again.