The problem isn't that "building political momentum is more important than accuracy", it's that social media is a huge global industry that pumps out psychological, emotional, and political pollution.
And like all major polluters, it has a very strong interest in denying what it's doing.
Summaries with links here. https://socialmediavictims.org/effects-of-social-media/
It's really not hard to confirm this.
The problem isn't that "building political momentum is more important than accuracy", it's that social media is a huge global industry that pumps out psychological, emotional, and political pollution.
And like all major polluters, it has a very strong interest in denying what it's doing.