Kim Cameron has some thoughts about Display Tokens and what compromises are needed for an effective Identity Metasystem.
Phil Hunt makes much of the Cardspace disclaimers here. I’m not sure what Phil’s point is here, but he seems to think he has found some sort of smoking gun. He has some further thoughts here and refers to Kim’s entry about Display Tokens.
Paul Madsen ventures into the strange world of German Fashion hoping for an Information Card experience and doesn’t get the one he wanted.