Vending machines aren't exactly renowned for their variety, with choices pretty much limited to chips or candy and soda or water. But according to the Chicago Sun-Times, the National Automatic Merchandising Association held its vending-machine expo in Chicago last week, and there are plenty of cool, if slightly bizarre, developments on the vending-machine front.
Among the innovations mentioned in the article:
- A new vending machine that dispenses grilled hot dogs and sausages "snuggled in soft, warm ...

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