If you think that's a hassle, in Japan the calendar changes with the emperor: https://www.theguardian.com/technology/2018/jul/25/big-tech-warns-japan-millenniu

If you think that's a hassle, in Japan the calendar changes with the emperor: https://www.theguardian.com/technology/2018/jul/25/big-tech-warns-japan-millennium-bug-y2k-emperor-akihito-abdication https://www.theguardian.com/technology/2018/jul/25/big-tech-...