http://blogs.msdn.com/jmanning/archive/2008/04/07/extensionmethods-flavorful-syntactic-sugar.aspxA potential place to use an extension method cropped up in our team this week, and I gave feedback that I'd like to avoid it (for this case) because in this scenario, it enabled something that just felt wrong to me - working instance methods off nullen-USCommunityServer 2.1 SP1 (Build: 61025.2)