Some features of XHTML 2 will be built into HTML 5, so the XHTML 2 work won't have been for naught, assuming a critical mass of browser makers do in fact include the necessary XML parser along the ...

For instance, the W3C’s new XHTML v2 standard works to further establish the separation between content and presentation, whereas the WHATWG ’s HTML v5 approach investigated how HTML is used ...