A Bitcoin holder has successfully regained access to his BIP38 wallet after being locked out for seven years due to a single typographical error. The individual, who had been unable to access his funds since 2018, finally managed to correct the mistake and unlock his wallet, highlighting the critical importance of accuracy in managing cryptocurrency security keys. This incident underscores the challenges and risks associated with self-custody of digital assets, where even minor errors can lead to prolonged inaccessibility of funds.