It's also not something that even needs to be coordinated globally. This whole thing seems to be a giant confusion between the concepts of time and calendar (in

It's also not something that even needs to be coordinated globally. This whole thing seems to be a giant confusion between the concepts of time and calendar (including timezones), and I am not sure why it is still ongoing even though the time coordination problem has been seemingly solved thanks to atomic clocks for some decades now ??