Usually, the best thing about being in the American soy business is the predictability. Buy seeds from the same companies, sow them, water them, harvest the crop, and sell to the same buyers who have been buying it for decades. The last few years have been particularly profitable, with historically high prices and a consistent client in China, the world’s biggest buyer of soy. The United States is the world’s second-biggest producer of soy, after Brazil, growing over 80 million acres of the