Oh, that's an interesting point. Actually, for Easter [0], you could technically write a piece of code to figure out when Easter is. But on a more practical not

Oh, that's an interesting point. Actually, for Easter [0], you could technically write a piece of code to figure out when Easter is. But on a more practical note, maybe Org-mode should have event based entries, which in my opinion also speaks to a lack of flexibility. It should be possible to anchor dates on other events, so you can have one annual calendar file to replace at once, which may be automatically generated. Like wanting to plan something a week before Easter? [0] https://www.timeanddate.com/calendar/determining-easter-date.html https://www.timeanddate.com/calendar/determining-easter-date...