Apple delivered an Update for IOS devices called IOS 4.3.3 today. The new software will fix issues brought to light with the uncovering of location based data being collected on IOS devices.
According to Apple the update contains changes to the IOS crowd-sourced location database cache.
Many people will be happy to know that this cache is deleted when you turn off Location Services. The cache is no longer backed-up to your computer in iTunes.
The size of the cache is also reduced.