Prior to this I was using an ergonomic vertical mouse, so I found it very easy to switch to the Kensington Pro Fit Ergo where you use your thumb to move the cur

Prior to this I was using an ergonomic vertical mouse, so I found it very easy to switch to the Kensington Pro Fit Ergo where you use your thumb to move the cursor: https://www.kensington.com/p/products/electronic-control-solutions/trackball-products/pro-fit-ergo-vertical-wireless-trackball/ https://www.kensington.com/p/products/electronic-control-sol... Critical to the experience was disabling the "Enhance Pointer Precision" setting on Windows, which ironically felt like it does the exact opposite of what it says. I probably wouldn't use it for, say, competitive FPS games but for regular workflow stuff it's just great.