Open source is the gift that keeps on giving ... unless it destroys your business first. As many an open source vendor can tell you, it's a slog peddling free ones and zeroes, and it's only getting harder as the Web giants flood the world with high-quality, zero-cost software.
Web giants like LinkedIn, for example: Take a look at LinkedIn's GitHub page, and you'll discover the death of dozens of real or potential startups. Yes, LinkedIn, the company ostensibly set up to "connect the world's professionals to make them more productive and successful," is also a company that has released more than 75 open source projects, some of which have grown up to become huge successes with developers and the enterprises for which they work.