Call it #NBCfail if you want to, but the combined networks of NBC Universal managed to turn the London 2012 Olympics into the most-watched event in U.S. television history, according to the number-crunchers at the Nielsen Company. More than 219 million Americans watched the Games over 5,535 hours of broadcasting on NBC, NBC Sports Network, … Continue reading Nielsen: 2012 Olympics most-watched event in U.S. TV history