Photo: flickr. Caption: "Everywhere you go, the poorest looking house/person -- TV!Satellite dishes abound."Writers Abhijit Banerjee and Esther Duflo, for Foreign Policy's May/June 2011 issue, challenge the FAO "fact" that nearly a billion people in the world go to bed hungry each night. It starts out....But is it really true? Are there really more than a billion people going to bed hungry each