I'm a big fan of the Logitech M570 (it's a wireless trackball that uses their proprietary dongle that still somehow doesn't work with all their wireless stuff), and I was wondering if there had been ...

I am using the Logitech M570 trackball but it has a ton of issues. So I'm sure many of you are familiar with this trackball mouse. Now when i first got this mouse a while back, it took a while to get ...