This is AI-written fluff. Nowhere does it actually say "the code on line [xxx] makes the algorithm upweighs [thing], so you should do more of [thing]." I would love an actually technical drive into the X algorithm but this is just a whole lot of nothing.
My main goal was to write it so that it is easier for people who want to grow on X to understand how to grow their account.
The tip about replying quickly to early comments is key—having conversations early on seems like the best way to get your post seen imo.
yes, seems like engagement is one of the highest priorities for the algorithm.