Fact-checks are opinion(NYP)[2021]
Facebook lawyers now claim that Facebook’s “fact-checks” are merely “opinion” and therefore immune from defamation.
https://nypost.com/2021/12/13/facebook-bizarrely-claims-its-misquote-is-opinion/
https://nypost.com/2021/12/14/facebook-admits-the-truth-fact-checks-are-really-just-lefty-opinion/