The fact that it takes an article to conclude nonsense billon dollar loses might not be a good idea shows the sophistication of investors. The band wagon affect needs to stop. We need to demand sound business models that show earnings on a per sale basis (expenses minus charge) needs to triumph. Money should not be made on speculation of market presence. Money should be made in a profit per transaction (after a certain threshold). The best businesses are the most simple. Get into the black at x and sell every a to earn b. Simple