A California teenager is challenging a ticket issued by a police officer based upon a radar gun reading. He believes that the GPS device in his car shows that he was travelling within the speed limit. According to the article, a ruling is expected in early October.
A recent New York Times article on the introduction of cameras with relatively simple photo geotagging capability. One wonders how soon it will be before someone tries to introduce a geotagged photo into evidence to prove where he or she was - or wasn't at a point in time.
Recent reports on China's efforts to curb on-line mapping sites for national security purposes.