Tim Bray has posted Web Services Theory and Practice in which he discusses the Rococo WS-* stack.
I think somebody needs to stand up and start waving a flag that?s labeled ?WS-Simplification? or ?Real Web Services? or something, that?s all about building applications with what?s here today and what works today: XML, HTTP, URIs, SOAP, WSDL, and that?s about it. Source.