My students always struggle with apostrophe use. Indeed, it’s probably the number one writing — error? problem? nonstandard usage? — I see in my students’ writing.
My guess is that apostrophe usage is on the way out. I suspect a hundred years from now, English writers will not use apostrophes. And that’s okay. I’m not someone who’s like, “Oh no, English is devolving, it’s terrible, everyone is stupider now.” Language changes. That’s what’s so cool about it.
But I do like apostrophes. I think they make writing easier to understand. I’m sad they might be disappearing.
So here is a history of apostrophes.