Reading through the proposed topics for IIW2008a I noticed that George Fletcher blogged about something that I want too. Though calling it Identity Metasystem Markup Language seems a little too big, I think. Anyway I posted something similar to the osis-general mailing list on May 2nd . Using <link rel="metadata" ...> to indicate what the RP wants is a good idea, I think. This is very simple and very much simpler than embedded objects. What I like most about this idea is that we might get rid