It’s more insidious than dead internet theory. Imagine any significant social media platform containing a large proportion of users that can be directly prompted to tout any message, or mass downvote opinions that the company doesn’t like. All this can happen while the company claims to be a “free speech platform”.
Them and alot of Millenials unfortunately, I quit FB about 9 years ago and when ever I run into someone I know they always wonder why I'm not on FB anymore.