Is Open-Source A Business Model? $500 Million Says It Is, Aug 17, 2007

There has long been a school of thought that says there's no business model for open source -- in fact, that open source is the opposite of a business model. Citrix's acquisition of XenSource, a business that rests on open-source software, is one more piece of evidence to the contrary.

I've been trying to make sense out of the new Version 3 of the General Public License and I've got to tell you, I can't yet.