This is inaccurate, ‘integrity’ appears to just be a generalized term for any sort of content policing or support, including recovering passwords and memorializing accounts of the deceased.

Teams have absolutely been identified by specific problem areas, so your reasoning doesn’t hold up. For example, “FNRP” stands for Fake, Not Real Person (which distinguishes from celebrity impersonation etc) per https://www.theguardian.com/news/2017/may/21/revealed-facebo...