Just to address the tunnels issue, Waze is beginning to install beacons to improve guidance while underground. http://www.foxnews.com/auto/2016/09/23/waze-sets-

Just to address the tunnels issue, Waze is beginning to install beacons to improve guidance while underground. http://www.foxnews.com/auto/2016/09/23/waze-sets-out-to-eliminate-tunnel-blindness-on-mobile-maps.html http://www.foxnews.com/auto/2016/09/23/waze-sets-out-to-elim... Disclaimer: I work for Google but not in the Waze team