That store example is flawed. They stand out because of a well-executed marketing strategy built around being a single-product shop, but in the end it is a matt

That store example is flawed. They stand out because of a well-executed marketing strategy built around being a single-product shop, but in the end it is a matter of execution rather than of just not selling more products. In other words if they were selling three products, and if they were well-known, they would've still gotten most business.