Solo Cleaning Vending Machine

I used to be such a sucker for the vending machine. My weakness was the potato chips, peanut butter crackers, and always Fritos! The vending machine is an interesting machine. It's simple. You choose what you want, check the price, insert your payment, push the corresponding button, and your treat spirals out of its holder to the slot below. You now own your treat and can enjoy it. There are some anomalies. Sometimes, the spirals delivering your treat jam and the bag of chips stop...