Apple’s promised short-term iOS security update is known as iOS 4.3.3, and should arrive in two weeks or less, a source with the company says. The person notes that as expected, it should reduce the size of the location cache, and prevent the file from being backed up to iTunes. The cache should be deleted entirely when Location Services are off.
So we only have a few weeks for someone to make an app to start recording and making time-sensitive maps of our locations.