On 9/10/04 5:04 AM, "Danny Ayers" <danny.ayers@xxxxxxxxx> wrote: > +0 > > ...and yet more evidence that an extensible relationship operator is needed. and since the URI it requires is atom:id, it quite possibly could be a non-traversable URI like tag:example.com,2004-01-01:/blog/1 -1 since the semantic intended for the URI is one of association, not traversal. e.