In the reading process it is throughtout that you engage in prediction, while you are reading you start to try and predict what is coming and what is about to say.
Annotations help you understand a text on a deeper level since it allows you to have a cognitive process while reading and this makes you think through what you are reading.
Social media posts are both. Sometimes social media posts are good and bad. it’s pretty complicated but here and there it’s bad and sometimes it’s good! it depends on who’s posting :)