Aren't these routine operations, those who know know it, and those who don't know can guess it Aren't these routine operations, those who know know it, and those who don't know can guess it Aren't these routine operations, those who know know it, and those who don't know can guess it Aren't these routine operations, those who know know it, and those who don't know can guess it Aren't these routine operations, those who know know it, and those who don't know can guess it Aren't these routine operations, those who know know it, and those who don't know can guess it