ActiveTrak has launched a new version of its data protection software, GadgetTrak. The anti-theft service allows users to track their lost or stolen Mac computer, with options to approximate the device location using Wi-Fi networks. Version 3.0 offers advanced Wi-Fi positioning technology, claimed to track a stolen computer to within 10 meters of its location in certain situations, as well as a built-in notification system that e-mails a subscriber with detailed information relating to the laptop's location.