"I have never been a big fan of open-source software. As a born cynic, I never quite bought into the altruistic model of development. I do, however, buy into open-source pricing models and have little doubt that in five years' time it will be the standard means of purchasing software. In short, you get the software for free but then pay an ongoing maintenance fee that includes upgrades to new versions.
"In the world of content management, Nuxeo, Alfresco and 80:20 have successfully adopted the open-source model, and it makes sense for anyone buying enterprise content management (ECM) technology to consider these vendors..."