Meet the sheepish stars of the World Wide Web whose stories will make your toes curl. There is the story of the man who emailed a woman he met at a party, telling her, "This is the part where I throw caution to the wind . . . Your smile is the freshest of my special memories," and then sat back in horror as his email was circulated round the world; or the government spin doctor who emailed colleagues on September 11, 2001 advising them that it was...