Indeed, a day is still a day and a year a year, even if we split a minute into 60 seconds. It is all tied to the sun (stars) and the place of our planet relativ

Indeed, a day is still a day and a year a year, even if we split a minute into 60 seconds. It is all tied to the sun (stars) and the place of our planet relative to it. We have leap years and seconds to keep our time synchronized with the universe (because of small round-off errors, if I may call it like that).