Enlarge (credit: Mark Walton) At first glance, Logitech’s latest mice—the MX Master 2S and the MX Anywhere 2S—are a typical incremental upgrade. They feature an improved “Darkfield” optical sensor, which tracks on most surfaces, including glass, and are more accurate thanks to a jump from 1,600 DPI to a user-adjustable 4,000 DPI. The sensor is […]
