AT&T has marked five years of network building in the US with a press note about what $140 billion of infrastructure investment gets you – in terms of best-of awards for coverage, reliability, and support for emergency services, and how higher-performance fiber and cellular means better services of various sorts. There was some actual news, of sorts, as well, that AT&T is revamping its power backup systems in a big way, and has installed a new cell tower in Oklahoma to help the Cherokee Nation get online.