> But Facebook didn’t disclose its findings to civil rights leaders. Even the independent civil rights auditors Facebook hired in 2018 to conduct a major study of racial issues on its platform say they were not informed of the details of research that the company’s algorithms disproportionately harmed minorities.
Another framing of the article is that black Facebook users were more likely to use hate speech. Since the social penalties for using a racial epithet such as "cracker" are far less severe than the N-word, perhaps this is not surprising.