I work a lot in front of a PC. 8 hours in the day job and then still a few at home. Over the years wrist pain and tennis elbow or carpal tunnel syndrome have become a serious problem. Especially when working with shitty Apple Magic Mouse. The remedy was to change my habits: instead of using a mouse I'm using a trackball: Logitech MX Ergo. Let's do a review of Logi MX Ergo to see pros, cons and is it worth the money.