WHO WAS BUILDING MODERN WARBOTS IN ANCIENT MEXICO, A THOUSAND YEARS AGO? When Zed Wynter, editor of Personal Robotics e-zine, receives a static-filled phone call from an old college classmate, now at war in a ravaged Mexico, he is asked one frantic question by his friend, revolutionary warlord El General en Jefe Filem n Garcia: "Amigo, what kind of robot can you build of copper and stone?" Intrigued, Zed desperately searches for...