Also, at least at the moment, Apple's profit model is easy to understand - you pay money, receive something in return and they pocket the profit. Google's mode

Also, at least at the moment, Apple's profit model is easy to understand - you pay money, receive something in return and they pocket the profit. Google's model is based upon understanding who you are so they can place the best adverts in front of you. When you're an upstart, that "who you are" bit doesn't seem to matter too much, when you're a behemoth, it becomes pretty scary.