Dating advice?
the number gets 1 lower; the day of the week gets one later, from year to year except leap years then it's 2. march and feb are identical in non leap years. jan and october are identical in non leap years. the double 31s are within the middle of northern summer, and over new years. christmas is exactly 1 week before new years. no one alive can actually figure out when easter is on their own, and one day that knowledge will be lost and we won't be able to find easter