Reddit co-founder Alexis Ohanian picks 9 talks on the global idea flow. He says, "On an open Internet, where all links are created equal, good ideas win. Anyone, anywhere can share an idea that can be seen by millions."
The first TED was held in 1984. What kind of predictions did people make 30 years ago? (And did they turn out to be right?) Watch the world change over three decades in this nearly year-by-year playlist.