As open source grows, so do the legal kerfuffles surrounding it. Today, Red Hat is pulling headlines for merely hiring two big gun IP attorneys, and last week Gartner researchers warned of possible strings of lawsuits from Microsoft following its new openness initiative.
You can never be too careful about the law if you're working in the open source world. If you want a free, downloadable resource that does quite an exhaustive job of covering the legal issues pertaining to open source, you can now get the Software Freedom Law Center's Legal Issue Primer.