Logitech is bringing back the trackball mouse
 

Logitech is going back to reinventing the trackball mouse. The MX ERGO apparently marks the company's first new trackball in almost ten years, pairing a more subtler color scheme with an adjustable hinge for better wrist posture and pronation. This m...

https://www.engadget.com/2017/09/06/...mouse-in-2017/