Open core is a business model where the base version of a software would be released as open source while some advanced features would be closed source. It's been under a lot of discussion lately, so I'll just add my 2 cents...
Outside the obvious workaround of the free software …
Most of us know what makes open source software better than their proprietary counterparts. However I would like to stress one purely technical advantage of Linux distributions when compared to their proprietary alternatives.
It's the concept of distribution. Making software for your platform available from a central repository, with installation …