The document discusses the history and evolution of social media from the 1980s to present. It outlines some of the early forms of social media like bulletin boards and AOL chat rooms in the 1980s and 1990s. In the 2000s, sites like Friendster and GeoCities emerged as precursors to modern social networks. The document predicts that future social media will involve increased collaboration across networks on mobile devices with common profiles and more global reach for messaging. It argues that social media has transformed from niche online communities to a mainstream "revolution" and will continue to evolve in new forms driven by emerging technologies.