/c/news@lemmy.world is the second biggest community on Lemmy.World and yet on /0, there is nothing newer than two days.
/c/technology@lemmy.world has two posts from today but based on the vote count, I think it's only showing votes from this instance
I think the real problem is world is getting too big. They are by far the largest instance by users, content and post volume. The federation bandwidth requirements (and front end serving requirements) have got to be insane with 7200 people actively posting, with thousands more federating in. It exposes all the cracks that lemmy inevitably has in it's underlying data handling.