The Motorola droid launched rolling large with Android 2.0, but for those with older Android devices, you can shelf away your jealousy; the biggest feature, voice-prompted driving directions in Google Maps, is now available on all Android 1.6 devices. Aside from a nice robot lady telling you when to turn, you can also set shortcuts for regular destinations, making it even easier to get to where you’re going. The update also includes Layers support, so you can keep an eye on specific points of interest, even when you’re on the way to your destination. The service is technically only available in the U.S, but there are workarounds. The Android 2.0 launch was hard enough on TomTom and Garmin, who make their business with premium versions of this service; I wonder how they’ll recover from this blow…