Drupal 7 will use RDFa markup in core, in this session I will: -explain what the implications are of this and why this matters -give a short introduction to the Semantic web, RDF, RDFa and SPARQL in human language -give a short overview of the RDF modules that are available in contrib -talk about some of the potential use cases of all these magical technologies This is a talk from the Drupal track at Fosdem 2010.