Life is beautiful | Playlist. Sugata Mitra: Build a School in the Cloud. Aubrey de Grey: Why we age and how we can avoid it. Blog: Pattie Maes demos the Sixth Sense on TED. Playlist The 20 most popular TED Talks, as of this moment As 2013 draws to a close, TED is deeply humbled to have posted 1600+ talks, each representing an idea worth spreading. So which ideas have had the most widespread impact? Below, a look at the 20 most-watched talks as of December 2013. Entertainment 10 old movies about new technology Roy Amara’s classic quote goes: “We tend to overestimate the effect of a technology in the short run and underestimate the effect in the long run.” Bill Gates: How I'm trying to change the world now (includes the.