More than four years after filing a lawsuit about alleged misuse of the Unix operating system, <A HREF="http://www.newsfactor.com/story.xhtml?story_id=59514">the SCO Group will get its days in court,</A> beginning today in Salt Lake City.

The defendant will be Novell, which SCO sued in 2004. SCO also had filed a lawsuit over Unix in 2003 against International Business Machines Corp.

SCO's lawsuit against IBM claims the company had violated an agreement by inserting Unix code into Linux, a free "open source" computer operating system distributed by IBM that competes with proprietary Unix.