If Mark Zuckerberg is the new Steve Jobs (hint: yes), then the Facebook creator's Adidas flip-flops are the heir to the Apple founder's black turtleneck. Nearly every news item about the 23-year-old fratrepreneur mentions (among other signs of youth) the black and white sandals, which Mark wears with every outfit. The Globe and Mail barely avoided predicting he'd wear them to the mogul summer camp soon taking place in Sun Valley. (Answer: he's not going.) But we've heard bad news about Mark's favorite sandals: they're getting discontinued. Here's a photographic retrospective on the love between a boy and his flip-flops.