It's my understanding that if you want to define a strict parser using a DTD that describes the markup, it's impossible to introduce arbitrary tage names (as in there are not tag wildcards in a DTD). A document that used arbitrary tags could not be validated.
On Sun, Aug 12, 2012 at 8:05 AM, Dave Geddes <[email protected]> wrote: > Markup could be much cleaner if custom elements use the element name, > rather than the is attribute. <fancyButton/> instead of <button > is="fancyButton"/>
