Changing the Way We Measure Time(historytoday.com)
historytoday.com
Changing the Way We Measure Time
https://www.historytoday.com/archive/history-matters/changing-way-we-measure-time
https://www.historytoday.com/archive/history-matters/changing-way-we-measure-time
Incidentally, this is a great example when trying to explain why your software handling future events needs to track the original authoritative timezone.