The document discusses the evolution and terminology of Web 2.0. It defines Web 1.0 as focusing on HTTP, TCP/IP and HTML, while Web 2.0 facilitates communication, sharing, interoperability and collaboration on the world wide web using hosted services and applications like social networking sites and wikis. The document also covers pros and cons of Web 2.0, options for Web 2.0 tools, metrics for selection and evaluation, and resources for further information.