Many of the heavily populated steemit users for post whale comments, with the aim of getting votes from the pope regardless of whether it is quality content or not, whereas quality content should be appreciated even from small fish,
About your video, with the presence of steemit, many users of facebook switch to the steemit platform, because of the post steemit will be paid,
True as you said faceebok only enriches its CEO only, while users have to spend money to be able to interact on facebook