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Happy #8bitday!And happy Progammer’s Day! (https://en.wikipedia.org/wiki/Programmer%27s_Day) — one of the rare annual ordinal date observations, based on the day of the year, rather than day of a specific month of the year.Piano Day is another, celebrated on the 88th day of the year:* https://en.wikipedia.org/wiki/Piano_Day* https://tantek.com/2024/088/t1/world-piano-day-ordinal-date-iso-8601Do you know of any other annual ordinal date observances?Besides New Year’s Day of course.Previously, previously:* https://tantek.com/2025/257/t1/happy-8bitday-255-bytes-max* https://tantek.com/2024/256/t1/happy-8bitday-binary-byte (more previous posts there)#ProgrammersDay #ordinalDate #dayOfTheYear #ordinalDateObservance #annualObservance #annualEvent