SCO says proprietary source code underlying Unix has been illegally copied into the Linux kernel. SCO critics argue that because the company shipped a Linux product under an open-source license ...

SCO Group says copyrighted code has made its way into Linux, the popular open-source OS. If true, the open-source community could find its hard-won gains threatened.

Of course, there are those who suggest that source code really wants to be free, but source code doesn’t need a roof over its head or food in its stomach.

Several groups argue that SCO Group's shipment of a Linux product undermines its attack on the OS's intellectual-property underpinnings, but SCO says the argument is baseless.