One of the more interesting products that we’ve seen at CES 2023 is the Iogear GCMS1922 — a dual-port KVM switch that attempts to convince you to pay $529.95 to connect a pair of 4K DisplayPort computers using a single keyboard and mouse. We’d remind you that you can use an existing no-cost software utility to save yourself that same amount of money. You can still control a pair of laptops via a docking station by plugging in a Thunderbolt or USB-C cable into either computer. But the 2-Port 4K Dual View DisplayPort Matrix KVMP, as Iogear calls it, is designed to have two PCs on the same desk, …