I'm not quite sure I agree. If you look at http://en.wikipedia.org/wiki/List_of_acquisitions_by_Google http://en.wikipedia.org/wiki/List_of_acquisitions_by_Goog

I'm not quite sure I agree. If you look at http://en.wikipedia.org/wiki/List_of_acquisitions_by_Google http://en.wikipedia.org/wiki/List_of_acquisitions_by_Google, you will see that they have often bought companies as well. In some cases you might argue that they have bought less known companies, refactored and rebranded the service, and then used it to go after the marked share of a more known service.