Testing apps over Wifi will be nice for AppleTV's I'm sure but for the iPhone I normally leave mine connected so that I can keep it charged anyways. That said I

Testing apps over Wifi will be nice for AppleTV's I'm sure but for the iPhone I normally leave mine connected so that I can keep it charged anyways. That said I'm sure it will be nice in some situations where I can hand the phone to a coworker and hit rebuild on my laptop.