There was a stink raised last year about vendor provided OpenGL ICD drivers disabling the DWM on Vista for compatibilty.
Well, now it seems that card vendors will be able to create Vista compatible ICD's that don't disable the DWM.
http://blogs.msdn.com/kamvedbrat/archive/2006/02/22/537624.aspxNow all you people that were going to turn off DWM anyways so it wouldn't sap precious GPU fluids from your high end 3D graphics apps can have it both ways.