From therandshow at gmail.com Fri Jul 15 07:48:15 2011 From: therandshow at gmail.com (Rand McRanderson) Date: Fri, 15 Jul 2011 10:48:15 -0400 Subject: [html5] embedded xml parsing rules Message-ID: <4E20532F.6040201@gmail.com> One of the original promises of HTML5 was that arbitrary xml could be embedded without losing the data structure. I think that is no longer exactly true, but I'm curious about a few things. A. If xml is embedded in an HTML5 document or an XHTML5 document, would it be better to always use empty tags or not? I'm not sure if my terminology is right, by empty tag I mean a tag ending with "/>", or do you need to be attentive to what the tag names are specified as empty by the HTML5 specification. Part of my concern is if we have such a document and say it has a tag and HTML5 adds such a tag sometime in the future, could my old tag break? B. If xml is embedded within a