Bank error in your favor, collect several trillion dollars

  • Wouldn’t work, banks would almost certainly flag and hold the transaction for possible fraud, and banks can also just reverse transactions like that (usually for a fee paid to the original receiving bank). Even serial numbers of bills can be marked as fraudulent so even withdrawing from an ATM wouldn’t work.

    Banks aren’t on a blockchain, they have protocols and agreements to be able to fix mistakes like this.

    Best shot is immediately contacting the bank, highlighting the error and hope they’re nice enough to leave a little bit as a finder’s fee.