From weapons to transport, the military has long been a catalyst for new, cutting-edge technology. Now a different strategy is taking place in military forces throughout the world, as a string of recent developments involves the resuscitation or recycling of retired military machines. First up is news that Iran claims to have developed a new 2,000-pound “smart” bomb, the production line for which was inaugurated on Sunday. The delivery method for such a bomb is where it gets interesting. The Associated Press reported last week: The guided bomb, named Qased or Messenger, can be deployed by Iran’s aging U.S.-made F-4...