A note about Facebook
Facebook systematically engages in censorship.
Facebook silently controls content it disagrees with by removing the ability for users to share content.
Facebook silently controls content it disagrees with by hiding or restricting the visiblity of content.
Facebook is a mass-surveillance tool for the intelligence community, with Facebook systematically and routinely enabling access for the NSA, GCHQ, ASD and other 'Five Eyes' intelligence partners.
Facebook is a propaganda tool for governments to promote false and misleading information to influence citizens, while facts and science is actively censored.