The document discusses the history and evolution of social media from the 1980s to present. It traces the origins of social media to early bulletin board systems and AOL chat rooms, and how these early forms evolved into platforms like Friendster, GeoCities, and social networking sites. The document predicts that future social media will involve increased collaboration across networks on mobile devices and through common profiles. It argues that social media has revolutionized communication and will continue to evolve through new technologies.