The announcement of a GPS pack included in the next Android 2.0 (product from Google) has created the stockmarket to dump shares of companies like Tomtom. Having gone through the demo of this Google GPS pack, I have following comments for discussion: + Over the air (off-board) - "free" is quite relative if you have to access the info through mobile data: mobile data packs for connectivity to the cloud are not 'free or unlimited' in my first trial of nav4 free application, a 10 km drive through Brussels did cost me 11 Euros:); alternative networks like wifi are not really of use when on the move; - the Google GPS software is thus a competitor for the applications on smartphones that take maps and info over the air; Nokia provides free mapping services, with a premium for voice guided traffic; a real free GPS over the air service is NAV4all , already existing a few years now, with good maps, speed traffic information, etc... - battery life: wonder if you will be able...