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Do you have a source? How valuable is knowing the serial number of an ATM dispensed bill? Very little cash is deposited into an ATM. Any time I’ve deposited cash I’ve never seen it scanned (it goes into the drawer). And if it were scanned at multiple points think of the cash in a register at a store? How many transactions does it go through before getting scanned again? Especially smaller bills? Seeing that a bill wa…
[ https://www.hyundaimib.com/tech-guide/ocr/ ] Up to the bank as to what level of detail they record and where the data goes, but the sensors are usually there. If you know 100 people pulled cash out of various amounts over time, and 1 person deposited $100 from each of them - that tells you 100 people all made nearly the same purchase of something around $100 from that person correct? Even better if some portion of…
You take that fat stack of bills you made selling dime bags and you go to Walmart and you buy groceries with it or whatever. Only the things that require a non-cash method of payment need to involve the banking system. Even then you can buy prepaid visa gift cards to handle most of those case if you're ok with the inconvenience.