What RSS is, how it can be used, how it came to be, how to use RSS syntax, how to make your first RSS document, Overview of the RSS <channel> element, overview of the RSS <item> element, how to publish your RSS doc, how to read other sites' RSS docs.
microformats are, just as importantly, defined by what they are not: not a new language; not infinitely extensible and open-ended; not an attempt to get everyone to change their behavior and rewrite their tools; not a whole new approach that throw