We all think of wireless when it comes to smart home and home entertainment—Wi Fi, Zigbee, Bluetooth, Thread, Z Wave, and what have you—but a surprising number of smart devices depend on good, old fashioned wired ethernet for the best performance. The Philips Hue Bridge? Needs an ethernet cable. Got an Apple TV streaming box? It does Wi Fi, but ethernet makes it better. That smart hub? An ethernet cable would certainly boost its reliability. Running a PlayStation 5 or Xbox Series X?...

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