The first release of the LINQ beta code was distributed in September 2005 at the Microsoft Professional Developers Conference (PDC) in Los Angeles, and at the time of this writing, LINQ is still in beta. You can download the latest version of LINQ at http://msdn.microsoft.com/netframework/future/linq. As with any prerelease code, you should install this beta only on test systems, not on your production systems.

You...