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Joe English wrote:
>
>...
>
> RSS 0.92 was developed by Dave Winer, who is of the
> "here's what a sample document looks like" school
> of formal specifications :-)
>
> Regarding the RDF schema for RSS 1.0, as far as I know --
> please correct me if I'm wrong -- an RDF schema doesn't actually
> imply any notion of "validity"; it just makes statements like
> "resources of class X may have properties of type Y with a domain
> of type Z". (And since any such statement is true already,
> regardless of whether or not it is asserted by an RDF schema,
> I suspect that RDFS is meant to be informative rather than
> prescriptive.)
I don't see domain and range constraints as being useful unless they are
prescriptive. And I'm not the only one:
http://www.w3.org/RDF/Implementations/SiRPAC/Validation.html
--
Paul Prescod
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