I was doing that, but then found out that the XHTML empty-tag <foo /> is not valid for all elements in HTML5. See http://www.whatwg.org/specs/web-apps/current-

I was doing that, but then found out that the XHTML empty-tag <foo /> is not valid for all elements in HTML5. See http://www.whatwg.org/specs/web-apps/current-work/multipage/syntax.html#start-tags http://www.whatwg.org/specs/web-apps/current-work/multipage/... (via http://mathiasbynens.be/notes/minimal-html http://mathiasbynens.be/notes/minimal-html via http://news.ycombinator.com/item?id=3356389 http://news.ycombinator.com/item?id=3356389 )