Perhaps it would be ill-advised for me to say this but... Earth has not been mentioned in a great many years. Enough so that I couldn't say which calendar might have evolved from the Gregorian iteration that you speak of.
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Perhaps it would be ill-advised for me to say this but... Earth has not been mentioned in a great many years. Enough so that I couldn't say which calendar might have evolved from the Gregorian iteration that you speak of.