CLR goes Multi-
The new CLR (and LINQ) will feature a parallel architecture to improve performance. Joe Duffy, MS Dev Div guy, blogged about it and the article is coming up on October MSDN.
http://www.bluebytesoftware.com/blog/2007/09/15/ParallelFXMSDNMagArticles.aspx
Let's see how this change our mind set of serial programming.