He has the same curly mid-length hair, the same matte skin, the same sharp-eyed look. The likeness is unsettling. He says his name with a husky voice: "Saadi Muammar Gaddafi." Sitting here on the terrace of a Tunis cafe is the 39-year-old son of former Libyan leader Muammar Gaddafi. Like thousands of men and women, he fled his country three years ago and is now among those essentially turning Tunisia into a giant refugee camp.