The newest complaint sweeping the web dev community is "IE8 is the new IE9". Yet unnoted is that if IE6-IE8 had the capabilities to properly consume all of HTML 4 or XHTML 1.x, then there would never have been a need for the browser manufacturers to highjack the standards process with the WhatWG.
Lots of web devs will scoff at that and are happy to proclaim the WhatWG and browser manufacturers conquering heroes for providing audio/video tags (which should be covered under the HTML 4 object tag now that the browsers have native support for audio and video ...