Altria's cigarette business is doing worse than those of its peers. That's the company's own fault and it could be a huge long-term problem.Altria (MO 1.37%) is a giant in the cigarette business, with its iconic Marlboro brand holding a huge 42% share of the North American cigarette market and a 59.4% share in the premium space. In many ways, the company is an industry leader. And yet, when you look at the numbers, you start to see that Altria is also the industry laggard. It is Altria's own fault -- here's ...