URLhttp://www.w3.org/Guide/pubrulesXML Protocol Working Grouphttp://www.w3.org/2000/xp/http://lists.w3.org/Archives/Public/www-tag/2002Jan/0063For example, should all these custom XML types being registered be required to use the RFC 3023 +xml convention? If so, should all the SHOULDs of section 7.1 be followed? etc.. The question isn't restricted to RFC 3023 issues though. There may be value to other common features between types.What commonality between W3C media types?URLhttp://www.w3.org/TR/REC-xml-names/XML Protocol Working Grouphttp://www.w3.org/2000/xp/http://lists.w3.org/Archives/Public/www-tag/2002Jan/0063What is, or what should be, the relationship between a media type and an XML namespace?URLhttp://www.w3.org/Guide/pubrulesXML Protocol Working Grouphttp://www.w3.org/2000/xp/http://lists.w3.org/Archives/Public/www-tag/2002Jan/0063What are the general guidelines or policies (if any) for W3C working groups in defining their own media types? Should they be defining them at all?Should W3C WGs define their own media types?