'Mr. Hanson’s trial was among recent criminal cases in which the authorities used such navigation devices to help establish a defendant’s whereabouts. Experts say such evidence will almost certainly become more common in court as the systems become more affordable and show up in more vehicles.
“There’s no real doubt,” said Alan Brill, a computer forensics expert in Minnesota who has worked with the Federal Bureau of Investigation and the Secret Service. “This follows every other technology that turns out to have information of forensic value. I think what we’re seeing is evolutionary.”'
The 'SatNav' is such a classic example of how they entice people into their web with the 'latest technology to help you' when the real reason for it is very different. What's wrong with a map?