It's funny. I'm from a third world country and there restaurant waitresses will bring a mobile card reader to your table. The reason being that it was very comm

It's funny. I'm from a third world country and there restaurant waitresses will bring a mobile card reader to your table. The reason being that it was very common years ago for restaurants to clone your card and then use it somewhere else; so people don't want to lose sight of their card ever to make sure it won't get cloned.