The very same smartphone technology that gives you those convenient turn-by-turn directions could be used against you in a court of law. In a number of cases, ranging from extramarital escapades to murder, courts have found that cellphone users have no expectation of privacy, and that data obtained by location-tracking technologies could be admissible as evidence.
There are more than 6 billion mobile devices in the world, says Wikipedia. As of last July, there were more than 321 million wireless subscriber connections in the U.S. alone, according to CTIA-The Wireless Association. Of course, it is impossible that 101 percent of U.S. residents have wireless connections, so that means many of us have multiple subscriptions.
Given the wide penetration of wireless gadgets, it is no surprise that GPS location devices are now getting a great deal of attention in both civil and criminal courts.