iOS apps could upload photo library, along with location info
Granting permission to an iOS app to use your location data also gives the app the ability to copy your address book, according to a test conducted by the New York Times. Luckily no app has been caught doing it -- at least not yet.
http://feedproxy.google.com/~r/TheAppleBlog/~3/4JLMr0xn7tk/