India, Aug. 23 -- There is suddenly a lot of interest in protein in India. Supermarket shelves are filling up with protein products. Soya chaap is on a bewildering array of restaurant menus. Meanwhile, debates over what Indians should eat, and what should be served as part of school meal schemes, have become intertwined with religion and politics. That makes the timing of Bruce Friedrich's new book, Meat: How the Next Agricultural Revolution Will Transform Humanity's Favorite Food - and Our Future, particularly interesting. It isn't about vegetarianism. It's about asking whether meat can be reinvented. Friedrich argues that, in expecting our meat to come from animals, we are trying to hold on to a method that is anachronistic. "For millions...