Apple recently posted their “Q and A” on location data trying to remove some of the concerns about the data gathering it does for location tracking.  MacWorld magazine has an interesting article on how “assisted GPS” works in the iPhone and expands on what Apple says and how the behaviour works – including suggesting why with the information explains how a WiFi-only iPad can get a very accurate “lock” on a location even when not connected to any wireless network.

Written by: David Colville on April 29, 2011.