While you're enjoying the Olympics a cyber thief could be plundering your BlackBerry or smartphone thanks to that new Bluetooth headset you just bought to comply with B.C.'s new hands-free driving laws. And if you're a police officer, a politician or a government agent carrying sensitive security information, the thief could be a terrorist intent on industrial or political espionage. It's the dark side of the Olympics, warns David Gewirtz, executive director of the U.S. Strategic Perspective Institute and editor-in-chief of the ZATZ magazines. He's telling visitors and residents to turn off Bluetooth connections and never let their laptops or cellphones out ...