The LINQ Project - Check this out!

Here is a cool announcement that came out of the PDC. According to Microsoft:

The The LINQ Project is a codename for a set of extensions to the .NET Framework that encompass language-integrated query, set, and transform operations. It extends C# and Visual Basic with native language syntax for queries and provides class libraries to take advantage of these capabilities.

See a demo from Anders Hejlsberg on Channel 9.