'Eye-opening and compelling', according to Amazon where the book is on sale, the overlooked world of freight shipping, revealed as the foundation of our civilization. On ship-tracking websites, the waters are black with dots. Each dot is a ship; each ship is laden with boxes; each box is laden with goods. In postindustrial economies, we no longer produce but buy. We buy, so we must ship. Without shipping there would be no clothes, food, paper, or fuel. Without all those dots, the world would not work.