By Troy Dreier
January 23, 2008
If you were watching the keynote address from last week's Macworld Conference and Expo, you saw Apple CEO Steve Jobs unveil software for the iPhone and iPod touch that lets users pinpoint their location with Google Maps. But the software doesn't depend on GPS, it depends on Wi-Fi.
To create this amazing app, Apple licensed technology from Skyhook Wireless, a Boston-based company that's mapping the world's Wi-Fi networks. The iPhone and iPod touch software works by measuring the strength of nearby Wi-Fi networks.