You don't need leap minutes. Nobody cares if the sun is off by minutes, it already is anyways thanks to timezones. You don't even need leap hours. If in seven t

You don't need leap minutes. Nobody cares if the sun is off by minutes, it already is anyways thanks to timezones. You don't even need leap hours. If in seven thousand years no-one has done a 1 time correction, you can just move the timezones over 1 space, like computers do all the time for political reasons.