Plot: Tens of millions of them all over the world–soda and snack machines, parking meters and payphones, video games and vending machines… and they all use coins–but for how long? Examine the historic one-armed bandits and the 21st century, cutting edge, computerized slot machines that occupy Vegas casinos and get an exclusive look at their inner workings in a never-before-seen factory in Reno, Nevada. Search out some of the wackiest, strangest vending machines on the planet that sell everything from bottles of wine to dog washes