Warren Buffett summed up businesses like this quite well[0]: > The worst sort of business is one that grows rapidly, requires significant capital to engender t

Warren Buffett summed up businesses like this quite well[0]: > The worst sort of business is one that grows rapidly, requires significant capital to engender the growth, and then earns little or no money. Think airlines. Here a durable competitive advantage has proven elusive ever since the days of the Wright Brothers. Indeed, if a farsighted capitalist had been present at Kitty Hawk, he would have done his successors a huge favor by shooting Orville down. [0]: http://www.berkshirehathaway.com/letters/2007ltr.pdf http://www.berkshirehathaway.com/letters/2007ltr.pdf