Not All Copyright Assignment is Created Equal
In an interview with IT Wire, Mark Shuttleworth argues that all copyright assignment systems are equal, saying further that what Intel, Canonical and other for-profit companies ask for in the process are the same things asked for by Free Software non-profit organizations like the Free Software Foundation.
I recently quit using Ubuntu in part because of Canonical's assignment policies (which is, as Mark correctly points out, not that different from other for-profit company's assignment forms.)
However, it's quite disingenuous for companies to point to the long standing tradition of copyright assignment to the FSF as a justification for their own practices. There are two key differences that people like Shuttleworth constantly gloss over or outright ignore: