>> The real advice here is build your core competencies. Another way to say this is "buy what you can, build what you can't", where "buy" includes using open so

>> The real advice here is build your core competencies. Another way to say this is "buy what you can, build what you can't", where "buy" includes using open source software. Except that the most valuable company in the world has consistently tried to own or control every part of their value chain, including businesses they had little experience with and probably no "core competency" in. And that's not an outcome of them having so much cash they can go into chip design, tv production, software tools etc. Steve Jobs would have made his own microprocessor in the '90s if he had the resources. Maybe that's the exception that proves the rule?