Some of us think all sorts of clever thoughts about mergers and acquisitions, how the larger company can combine products to create a new class of product, at discounted prices, using new technology, but the AT&T DirecTV merger is more about simple size creation, or at least that’s what the senior AT&T management think, and at Faultline we think they are wrong, or at least only partly right. Simply imbuing the relatively dubious DirecTV brand with the solidity that is associated with the AT&T brand, should make the deal work out fine. Satellite TV has long been considered poor man’s cable, and despite great content and a well-run marketing machine, DirecTV still hasn’t quite gotten away from that tarnished branding.…