ATT wants to take TV seriously. The company has announced plans to acquire satellite provider DirecTV, and if the deal is approved by regulators, the merged firms will control some 26 million TV subscribers. That would make it second only to the hypothetical 30 million accounted for by the Comcast-Time Warner Cable merger, which is still pending. The Wall Street Journal first reported that the boards of each company had approved the deal for a price of $95 a share — which values the satellite TV provider at $48.5 billion. …