Bank Mistakenly Deposits €78 Million into Customer Account – What Happened Next?

An incredible banking error occurred to a bank customer in São Paulo, Brazil, when €78 million was mistakenly deposited into their account.
Instead of disappearing or exploiting the error, the customer decided to invest the money for a few days. They managed to earn almost €1 million and then returned the entire amount to the bank.
The original news was published on gazzetta.gr.