This has nothing to do with HTML5 and everything to do with SVG specs. Just beca...

This has nothing to do with HTML5 and everything to do with SVG specs. Just because SVG is in the HTML5 specs doesn't mean that is what it is (Based on the comments on the blogs).

This may interest you, The HTML5 formatting[1] (Doctype and other magic) isn't enabled on en.wikipedia only MediaWiki wiki and the two test platforms:

   'wgHtml5' => array(
      'default' => false,
      'mediawikiwiki' => true,
      'testwiki' => true,
      'test2wiki' => true,
   ),

[1]. http://www.mediawiki.org/wiki/Manual:$wgHtml5