In a recent development, a Bitcoin user accidentally paid a record-breaking transaction fee of $3.1 million. This incident has sparked discussions about the efficiency and safety of crypto transactions. The user claimed that the fee was a result of a hack, but suspicions were raised when a large amount of Bitcoin was quickly transferred to a new cold wallet. AntPool, the mining coin involved in the incident, temporarily froze the fee and requested identity verification to investigate further. This incident is not an isolated case, as a similar mistake occurred with Paxos, a crypto service provider, resulting in a 20 BTC transaction fee. The incident has highlighted the need for advanced technical solutions and a keen understanding of human error in managing digital transactions, especially in the volatile world of cryptocurrencies. It serves as a reminder of the delicate balance between technology, human oversight, and the unpredictable nature of the crypto market.