[reaperducer]

I've tried that in most countries I've been to. The results have been hit-and-miss.

Japan: Works great Turkey: Nope. Thailand: Nope. France: Works, but not always well

In a lot of countries, cab drivers are illiterate. And I don't mean functionally illiterate. I mean simply CAN NOT read. Not even a map. If you don't speak the language absolutely fluently, you're screwed.