Journalist Jim Dalrymple has confirmed earlier reports that Apple has pulled engineers off OS X 10.9 to in order finish iOS 7 on time



From MacRumors:

Apple sources told ATD that it's "not as much of a fire drill" and that iOS 7 "will ship on time". Apple hasn't actually announced a ship date for iOS 7, so "on time" is subjective at this point. However, Bloomberg said earlier today that the public launch of the software was on schedule for "as soon as September".

  iOS 7 to Ship 'On Time' as OS X Engineers Pitch In