This is a no brainer. Who the hell carries around coins and bills in small denominations for vending machines that will refuse bills that are too wrinkled or mi

This is a no brainer. Who the hell carries around coins and bills in small denominations for vending machines that will refuse bills that are too wrinkled or might be falling apart? A simple tap is so much more practical. Not to mention the reduced risk of miscounting/counterfeit currency, or robbery.