The next generation of Web technology has been coined Web
3.0 or the Semantic Web. It refers to a smarter Web in which
web based data is made readily accessible for use across
applications for both human and computer use. On your
right are Sementic Web Startup Companies.
Indeed, the Facebooks and MySpaces of the world could still grow up to be economically powerful. Consider that Amazon (AMZN, Fortune 500) once was just an online bookstore, and that Google (GOOG, Fortune 500) started out simply as another search engine.
Welcome to Web 3.0.