India, July 12 -- It's hard to tell how far back breakfast goes. We know a bit about what ancient humans ate, but not when. That picture only becomes clearer with the arrival of the written word, and the records more or less confirm that we have breakfasted for millennia. The Iliad, written in Greece about 3,000 years ago, mentions a pre-noon meal prepared by a weary woodsman before beginning his day's labours. Ancient Indian epics use the word "pratarasa" for the morning meal. In the Ramayana, in fact, Ravana threatens to chop the unyielding Sita into pieces for his pratarasa. It meant very different things though, to those two demographics: the workers and the elite. The former grabbed what calories they could access and afford. The latte...