THERE seems to me to be four big factors suddenly at interplay with regard to food these days. First, however, it’s important to place this post within context: People all over the world are suddenly experiencing pre-war instability and uncertainness. Those who lived through WWII (and they are a rapidly dwindling minority) often say our contemporary world “feels” just like pre-World War II but “on steroids.” In the meantime, the world’s population continues a 45-degree growth curv...