As the demand Microsoft is changing the strategy. The company is starting to modularize its stack because it recognizes that it must compete in a heterogeneous IT environment. That’s what this work with PHP and other open-source systems is all about (though the risk remains that Microsoft is seeking to invite open source into the Borg, and not provide an exit).
Open source should be truly open. Some open-source projects and vendors get this. Red Hat? It works with a slew of proprietary applications. SugarCRM? Run it with just about any …