|“Web 3.0, in my opinion is best defined as the third-decade of the Web (2010 – 2020), during which time several key technologies will become widely used. Chief among them will be RDF and the technologies of the emerging Semantic Web. Essentially, the Semantic Web enables the gradual transformation of the Web into a database.
Web 3.0 is an era in which we will upgrade the back-end of the Web, after a decade of focus on the front-end (Web 2.0 has mainly been about AJAX, tagging, and other front-end user-experience innovations.)”
Nova Spivack, Web 3.0 — The Best Official Definition Imaginable