Facebook banned a developer after they learned about his creation of a tool which helps user’s overcome the addiction caused by the social media platform. This shows the company is well aware of it’s unhealthy addictive nature, as it is intended, and does everything in it’s power to prevent user’s escaping it.
source: https://slate.com/technology/2021/10/facebook-unfollow-everything-cease-desist.html
archived source: https://wellthissucks.xyz/2019/10/07/facebook-bans-dev-for-publishing-tool-which-prevents-facebook-addiction-archived-source/