<![CDATA[You may or may not have heard of microformats. They'hre basically along the lines of the semantic web project but in a more practical way that is more likely to take off. It basically involves adding extra bits of semantics to web pages (or any XML-based documents) in a consistent way that doesn't limit what already exists.
But there are much simpler good practices that need to be encouraged regarding semantic markup first.
This blog post illustrates a wonderful misuse of HTML and offers an important explanation about why it is a misuse (or at least a decidely-less-useful use)
semantic web, HTML, XHTML, microformats]]>