Henri, I would like to have one point of clarification, if I may... Henri Sivonen wrote: [snip] > > This problem can be addressed by using absolute URIs instead of CURIEs > and phasing out CURIEs by declaring xmlns:http="http:" on the XML side > during the transition. (If that makes the predicates annoyingly long, > what you have is a fundamental problem with the idea of using URIs as > identifiers as opposed to using them for application-level addressing on > the Internet. In that case, you should address that problem directly on > the level of the RDF model instead of trying to push the annoyance > around syntactically.) > > If you wish to get new features added to HTML5 and the proposed syntax > depends on element or attribute names that contain the colon (xmlns:foo > in this case), you are just asking for trouble because the colon is > special in XML but not in text/html (and if you ask making it special in > text/html, too, you are asking more than just adding a few attributes). > Your approach is to phase out CURIE-s altogether on technical grounds. However, isn't it correct that those issues disappear if the current @xmlns:ABCD mechanism is exchanged against a @prefix="ABCD=blabla" approach? Although details of this alternative are not yet fixed, it is under discussion in the group and many RDFa tools (including my distiller) already implements a variant of this. Thanks Ivan -- Ivan Herman, W3C Semantic Web Activity Lead Home: http://www.w3.org/People/Ivan/ mobile: +31-641044153 PGP Key: http://www.ivan-herman.net/pgpkey.html FOAF: http://www.ivan-herman.net/foaf.rdf
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