The Japanese navigation units in cars have been really good for at least 15 years. The signs and lane markings usually match exactly what’s ahead of you in real

The Japanese navigation units in cars have been really good for at least 15 years. The signs and lane markings usually match exactly what’s ahead of you in real-life, and there’s a radio system on the highway gives traffic and road closure information even if you’re not connected to the internet. It’s only recently that smartphone apps are as good.