RE: Bug in references to XML and Unicode

I have forgotten the rationale for this restriction.
I believe it arose from a joint meeting RDF Core and I18N in Cannes in 2002 ?
(in the bar IIRC)

Jeremy


> -----Original Message-----
> From: Bijan Parsia [mailto:bparsia@cs.man.ac.uk]
> Sent: Wednesday, January 28, 2009 11:46 AM
> To: Ivan Herman; www-rdf-comments@w3.org
> Cc: Jeremy Carroll; Felix Sasaki; Martin Duerst
> Subject: Bug in references to XML and Unicode
> 
> We believe that the hard coded references to XML 1.0 version 2 in:
> 	http://www.w3.org/TR/rdf-syntax-grammar/
> and
> 	http://www.w3.org/TR/rdf-concepts/
> 
> and to Unicode 3.0 in
> 	http://www.w3.org/TR/rdf-syntax-grammar/
> and
> 	http://www.w3.org/TR/rdf-concepts/
> 
> are unduly restrictive. We believe that they should normatively refer
> to the generically latest versions of both standards.
> 
> Implementations that do not wish to update to the latest versions of
> those standard could indicate their conformance profile by saying
> "Supports RDF(RDF/XML) with Unicode 3.0 and XML 1.0 version 2". Since,
> technically speaking, such implementations must reject documents
> or models which, e.g., use characters only in Unicode 5.0 this
> conformance message seems reasonable. It also frees implementations
> to be conforming while accepting extended documents.
> 
> If we have missed other places with hard code references to particular
> versions of XML and Unicode, we think they should be updated too.
> 
> Cheers,
> Bijan Parsia, on behalf of the OWL working group.
> 
> P.S., CCed to interested parties suggested by Ivan Herman.