Well it looks as though us runners (well, wannabe runners at least) are in for a treat soon! Screenshots from a pretty authentic looking Nike+ iPhone app have surfaced on iPhon.fr. From the looks of things most of the core Nike+ website functionality is supported, as well as GPS route tracking, plus lots of snazzy stats and graphs.
From the screenshots it looks as though this app will also take care of music playback, which makes sense given Apple’s policy on background applications:

What’s unclear is how the iPhone will track your run, but three options seem feasible:
