INGA SAFFRON: Barely four years after Apple opened the store in the basement of the General Motors tower, Bohlin’s ethereal one-story structure – a glorified vestibule, really – has become a must-see attraction as well as Apple’s highest-grossing location. According to Cornell University scientists who analyzed 35 million Flickr images, the Cube is the fifth-most-photographed building in New York, the 28th worldwide. MORE