http://www.informationweek.com/software/showArticle.jhtml?articleID=189401599
This will help people trying to roll out .NET 2.0 across to their customers - .NET 2.0 isn't supported on XP SP1
http://www.noelwatson.com/blog/PermaLink,guid,67354eb5-9e30-485a-9498-83a97d2c2bb7.aspx