Why the Hell Would Anyone Use a Trackball Mouse? – Gizmodo

With its big rolypoly ball and huge hand rest, the venerable trackball mouse looks like a holdover from 1996. Or maybe 1946—that’s the first time a trackball was used as an input device in a computer. Its popularity has waned since the introduction of …
Logitech Launches MX Ergo Trackball MousePCMag
Logitech’s MX Ergo trackball provides ergonomics, multiple device control to Mac usersAppleInsider (press release) (blog)
Logitech is bringing back the trackball mouseEngadget
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