Have you ever been lost in a foreign city? It’s an experience that many people have had at some point – looking around confused, trying to decipher road signs, asking the nearest passer-by for directions to a place that you suspect you’re grossly mispronouncing.
It can be fun and charming, and often you’ll end up going vaguely in the right direction. But if you had the choice to get directions in your own language, would you still choose the sign-language conversation – when you might miss a crucial detail?
Mobile phones have taken over our lives. Over 3 billion people now own a smartphone, which they use to chat to friends, navigate cities, share pictures of cats, smash rows of colourful confectionery – and book accommodation.