This document discusses the rise of Web 2.0 and social media networks. It notes that Web 2.0 enables collaborative and interactive elements on the World Wide Web, while social media refers to platforms that allow users to exchange information and communicate. Examples of social media categories include connecting and sharing, publishing, collaborating, and reflecting. Statistics provided indicate high rates of Internet and mobile Internet usage in Europe, especially among youth, for purposes like searching for goods/services and social media posting.