SpaceX just filed with the U.S. government for approval of their plan to launch 4425 satellites that would provide high speed internet access. With a billion dollar commitment from Google and Fidelity, SpaceX has in the past estimated that this project would cost about 10 billion dollars. When you consider how much money they could make selling high speed internet access in the U.S. alone, it really doesn't sound like that much money.
Here is an article describing the project and SpaceX's recent filing:
http://www.reuters.com/article/us-space-spacex-idUSKBN13C085
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