The document discusses the rise of social media as a new form of media in the 21st century. It defines social media as the sharing of media and information through internet and web publishing. Some key forms of social media mentioned include social networking, media sharing, blogging, and microblogging. The document notes that social media is user-generated, interactive content that has helped create a more global and connected culture. Statistics provided show rising usage of social media platforms like YouTube, Twitter, Facebook and blogging from 2006 to 2009.