Smart Phone or RFID embedded?

Is this making GPS outdated? The location mapping is terrestrial.

Scobleizer: Google’s Plan for Mobile Domination | Fast Company

Maps, Mail, Calendar, and Reader work in some form on a large number of handsets, but they can do so much more on a smartphone. With Maps, I love that you can get turn-by-turn driving directions and traffic info without having to enter where you are, because Google can figure it out even without GPS, by triangulating your position using Wi-Fi and cell towers.