> Hard agree on highlighting. I never understood it. […] It's just too much. Never worked for me. I only did it when I was forced to by teachers!

> There would've been essentially a post-it note on every single page. Or I'd highlight like half the page.

That just means you are not good at highlighting. Which is likely why your teachers wanted you to practice it.

If you highlight half the page, I totally understand why it never worked for you and you did not get it.