> yet it probably wouldn't occur to us to bring it up because fruit at the supermarket is just... obvious. The author, Tim Harford, has been running a podcast

> yet it probably wouldn't occur to us to bring it up because fruit at the supermarket is just... obvious. The author, Tim Harford, has been running a podcast for the BBC called 50 Things that Made the Modern Economy. If you feel inclined, you should suggest this to him as the last development to cover: http://www.bbc.co.uk/programmes/articles/4Y4Gn8gbQvp4X87wGLV3n4N/the-hunt-for-the-51st-thing http://www.bbc.co.uk/programmes/articles/4Y4Gn8gbQvp4X87wGLV... You should also listen to all the episodes of the podcast: www.bbc.co.uk/programmes/p04b1g3c/episodes/downloads