Is North Carolina about to become a major battleground in the fight to bring 1Gbps Internet service to fiber-hungry Americans? ATT on Thursday announced that it’s in “advanced discussions with the North Carolina Next Generation Network (NCNGN) to deliver ATT U-verse with GigaPower” to six cities in North Carolina: Carrboro, Cary, Chapel Hill, Durham, Raleigh and Winston-Salem. For those of you who don’t recall, Google said earlier this year that it’s also considering expanding its Google Fiber network to the Raleigh-Durham metropolitan area in North Carolina, which means that lucky residents in those cities could conceivably have a choice between two different ISPs that offer 1Gbps Internet service. ATT also says that the plan “includes options for public Wi-Fi hotspots, free ATT