There was a time when the HomeGrid Forum’s (HGF) power line technology – coined G.hn –was being pitched as a whole-home alternative to WiFi. These days have passed, and HGF is now looking at a pile of new applications outside the home, and to some extent, leaving the operators behind. However, HGF President Livia Rosu tells Faultline that G.hn still has an important role to play. Back in 2014 or so, the operators collectively whiffed a significant opportunity to be major players in the nascent smart home realm, using their CPE and in-home networks as the conduit for what could have been an incredibly sticky customer offering. Further, this would have been the first step in being involved in nearly…