Developers are using Apple's ARKit to give augmented reality dance lessons

While we've now had several weeks to get a feel for iOS 11, there's still one big, unanswered question about the update: augmented reality. Namely, whether or not the apps developers are building using Apple's ARKit will live up to the hype.  And while we've seen quite a few impressive demos already, being able to land a SpaceX rocket in your backyard or check out a Tesla Model 3 in your driveway is more of a novelty (albeit a cool one!) than anything approaching useful. SEE ALSO: Apple ARKit u...