http://blogs.msdn.com/bobkjelgaard/archive/2008/11/05/determining-wdf-runtime-and-client-versions.aspxWhat a long, strange trip, it was, getting to WinHEC! I waited for a shuttle to the airport at my apartment, and the rain [which was fairly heavy] turned into hail! But by the time we got near the airport, everything was dry. Well, LA is probably stillen-USCommunityServer 2.1 SP1 (Build: 61025.2)