The management of Simeon's Family Restaurant in Sydney attached a makeshift sign to the venerable but non-functioning Bell-Aliant pay phone in the restaurant's vestibule. With the explosion in cell phone ownership and use, timely maintenance of the ancient pay-per-use devices just isn't a priority any more. "Trying to find a working pay phone," wrote one friend when I posted this photo on Facebook, "is like trying to find a four-leaf clover." "I love pay phones," wrote another. "They hint at a world of possibilities."...