Apple on Wednesday posted to its YouTube page a short 30-second clip containing footage from Burberry fashion show, with the video's length suggesting the company will use it as a broadcast ad spot. Screenshot from Apple's "On the runway" video showing three iPhone 5s handsets on a gimbal. | Source: Apple Titled "On the runway with iPhone 5s," the spot features a quick look at the Burberry Prorsum Womenswear Spring/Summer 2014 fashion show that took place