From the article: You may mistrust web standards because of bad experiences with buggy browsers. Or you might have converted a site from HTML to XHTML, only to discover that their layouts suddenly looked different in standards-compliant browsers. Don't give in to the dark side! Web standards are here to stay.
Web standards hold the key to accessible, cost-effective web design and development, but you wouldn't know it from surveying most big commercial sites. We'll explore some of the reasons web standards have not yet been incorporated into the normative practice of all design shops and in-house web divisions, and are not yet obligatory components of every site plan or request for proposal. If you need help selling standards to your colleagues, this is for you.