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 coin-operated laundry industry has undergone a revolution. No longer dingy, unsafe, boring places that customers must endure on a weekly basis, laundromats are becoming fun and attractive ...

Seattle may style itself the capital of the information economy, but the “bits” that matter most to locals like Heidi Thorsen are the quarters she and her customers have had to scrounge for since the ...