Paul Miller over at Talis recently released a podcast of his interview with Mark Birbeck about RDFa.
Some items that were discussed include: Drupal, Dublin Core, and Linked Data among a lot of other interesting topics. The complete interview is about 52 mins.
Don’t know what RDF and RDFa is? This is a good place to get some information on it and how to get metadata out onto the web in user interfaces….