For football fans, it’s a great day for TV. Four teams, two games, fighting it out for the right to play in this year’s Super Bowl. And the wealth is bring spread, at least in terms of broadcasting: Fox presents today’s first game, CBS has the second, and NBC televises Super Bowl XLIX on Feb. 1. This first game, by the way, is going to be a dramatic one, with injured Green Bay Packers QB Aaron Rodgers trying to do what he did last week, and win despite his limited mobility &nda