Steven McCullagh 05 January 2007 Rel: Describes the link. Rev: Descibes the page you are currently authoring (and it’s relevance to the link). This is to assist with the Berners-Lee Semantic Web mantra. Probably will be used by Google, Yahoo and WikiSearch then. When will we see a microformats search option from these search engines where we can search all their indexed microformat-enabled websites?