Map layers include traffic flows and points of interest on Wikipedia as you switch between satellite and map views. If you're into Google Latitude, a social networking geolocation feature, you'll also be able to track friends. The latest version of the map app can sync your favorite places on the phone and online, so you can revisit a spot on the map no matter where you are in real life. The possibilities for growing Google Maps for Mobile are endless, but we'd settle with adding voice searches next.