Linked by Thom Holwerda on Mon 12th Jul 2004 08:45 UTC
Editorial This article describes some of my annoyances in computing. If you had any problems reading this article, then skip this one. It will only be a waste of your time. There are a lot of annoying things in the wonderful world of computing. Of course, nothing is perfect, but that doesn't mean we are not allowed to complain and scream and throw our keyboards at our monitors when yet another irritation pops up.
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Trackballs and the myth
by pixelmonkey on Mon 12th Jul 2004 12:56 UTC

Trackballs do not produce less strain on your arm and shoulder. Using a trackball can actually cause more strain, because strain on your thumb gets multiplied onto your wrist and arm.

For a real ergonomic solution to mousing, you are better off going with vertical mice. They are manufactured by Designer Appliances (The Quill) and Evoluent (Evoluent VerticalMouse 2, which is coming out in July).