I’ve spent two days using the new Logitech Trackball Wireless M570 and I’m very impressed, overall.  Retailing for $59.99,  M570 is Logitech’s newest thumb-operated trackball mouse, and is ostensibly a spiritual successor to their popular Trackman series. Updates and additions include: Programmable back/forward buttons Further refined shape over existing Logitech Trackman mice. Wireless, supporting “Logitech [...]

For years now,  I’ve cherished my two Microsoft Trackball Opticals (one at home, one at work) fearing the day when I’d have to replace one. My Microsoft Trackball Opticals (MTO’s)  are rarer than you might think. Not only has production of the MTO been discontinued — mine might be some of the few MTO’s produced that [...]