We don't know much about the next-generation iPhone, which is Apple is expected to introduce later this year. It's believed to be an 'S' model, with a faster processor and other upgraded internals. Outside of that, however, we literally know nothing about the handset.
But if past 'S' iPhone releases are any indication, the iPhone 5S will surely offer at least one 'stand-out' feature. The 3GS had video recording, for example, and the 4S added Siri. So what will the 5S' killer feature be? A new report says it could be slow-motion video...