I think there is more to it than a buzzword though, the HTML5 way of doing web ie, paving the cow paths is radically different to the methodologies of XHTML, su

I think there is more to it than a buzzword though, the HTML5 way of doing web ie, paving the cow paths is radically different to the methodologies of XHTML, such that the range of technologies to be born/adopted out of that paradigm shift could be thought of as HTML5 era technologies.