Samsung Electronics America reentered the mesh WiFi market this week by adding technology from Plume, the start-up formed by ex-Atheros employees, to a new line of network products within the SmartThings smart home suite – essentially a rebrand of last year’s Connect Home mesh devices. As a key investor and long-term pusher of Plume within its own footprint, the move screams of Comcast getting the economies of scale that Samsung brings, and a partner for Plume that has good penetration of Asia. Samsung says the new network system, comprising three WiFi “routers” (Access Points) with a built in SmartThings smart home hub, uses AI-based mesh WiFi optimization technology from Plume. There was no mention of Samsung’s AI-powered digital assistant Bixby…