It would be convenient to not having to deal with leap days and other such constructs. Of course, we cannot choose how these things behave, and therefore using

It would be convenient to not having to deal with leap days and other such constructs. Of course, we cannot choose how these things behave, and therefore using a calendar not aligned to the natural cycles of our planet would be even less convenient, and would only start making sense when humanity develops into an interplanetary civilization.