If you're running any Logitech hardware, specifically mice, I recommend waiting to upgrade. Numerous issues have been reported (see [1][2][3]). For my Marathon

If you're running any Logitech hardware, specifically mice, I recommend waiting to upgrade. Numerous issues have been reported (see [1][2][3]). For my Marathon M705 mouse, I cannot use back/forward and scrolling is only half working, plus the Logitech Control Center is crashing randomly and actually uninstalled itself this morning without warning, which is always cool. [1]: https://community.logitech.com/s/question/0D53100005UytQy https://community.logitech.com/s/question/0D53100005UytQy [2]: http://apple.stackexchange.com/questions/253784/logitech-mouse-scrolling-weird-after-sierra-update-soggy-inertia-effect-in-nati http://apple.stackexchange.com/questions/253784/logitech-mou... [3]: https://community.logitech.com/s/question/0D53100005UPFcp https://community.logitech.com/s/question/0D53100005UPFcp