An appeals court has ruled that an Australian couple can sue director James Cameron over an effect used in the film "Terminator 2: Judgment Day." Filia and Constantinos Kourtis claim that they came up with the idea for a character that changes shape for a 1987 movie called "The Minotaur." The couple said in court papers that they hired a writer, William Green, to craft a screenplay. Later, they alleged, the screenplay was shared with Cameron, who directed and co-wrote "Terminator 2." The scie...