Microformats University – 100+ Articles and Resources is a helpful collection of microformats information.
Semantic Web Patterns: A Guide to Semantic Technologies at Read/Write Web: “The Semantic Web means many things to different people, because there are a lot of pieces to it. To some, the Semantic Web is the web of data, where information is represented in RDF and OWL. Some people replace RDF with Microformats. Others think that the Semantic Web is about web services, while for many it is about artificial intelligence.”
Webkit achieves Acid 3 100/100 in public build from Surfin’ Safari. It is humanly possible, people!