"Last month that changed. Before boarding a Toronto-bound plane at St. John's International Airport in Newfoundland, Dr. Mann says, he went through a three-day ordeal in which he was ultimately strip- searched and injured by security personnel. During the incident, he said, $56,800 worth of his $500,000 equipment was lost or damaged beyond repair, including the eyeglasses that serve as his display screen."

At Airport Gate, a Cyborg Unplugged