This would be a substantial improvement yes Imagine a feed that actually just ends when you run out of posts from people you follow instead trying to endlessly

This would be a substantial improvement yes Imagine a feed that actually just ends when you run out of posts from people you follow instead trying to endlessly keep your attention by pushing stuff it thinks you might like If I've read all of the posts from my friends I would prefer to not see anything else, but that doesn't maximize engagement for ad platforms so