Rick Newman, US News and World Report: "Some corporate battles go on for years, with titans vying for dominance in endurance races where the lead can routinely change hands: Apple v. Microsoft. Dell v. HP. Boeing v. Airbus. But other battles are more like a war of attrition, an all-or-nothing fight with the spoils going to the last man standing. That may be the kind of struggle that Borders Group and its main rival, Barnes & Noble, are locked into. ... "