It's also a great thing to take with you if you need to check a map, check on the opening times of a shop, or check when your train is. These are things which m

It's also a great thing to take with you if you need to check a map, check on the opening times of a shop, or check when your train is. These are things which many people do daily. While I do understand the point you're trying to make, I think it's a bit unfair to insinuate that their only advantage is as a way to pass the time.