Coin-operated karaoke machines are exploding in popularity. Seoul, South Korea -- A dollar can buy a pack of gum, a can of soda or a bag of chips. And in South Korea, it can buy an opportunity to sing ...
The noise is unmistakable, though it’s heard at fewer and fewer casinos these days. Clank-clank-clank-clank-clank. That’s the sound of money — metal coins hitting a metal tray — signifying slot or ...