Global Village Construction Set TED Talk

Note: http://zze.st/best-ted-talks/ rated this TED Talk as the most highly-rated TED Talk by the number of likes on the TED YouTube Channel. If go to TED Youtube channel you sort all their videos according to the rating. (you could do it at the time when the above article was written). I assume, that the rating is formed by thumbs up/down from viewers. So, it basically reflects opinion of Youtube viewers.