Meta CEO Mark Zuckerberg admitted in a letter to House Judiciary Committee Chairman Jim Jordan that the Biden-Harris admin pressured Facebook to censor Americans.
I think its primary value is the fact that you can search for groups. Groups are a bane for people who are online but want to do things with people IRL, but unless you're willing to go to Discord, there's no better place for groups than FaceBook. I don't think there's a directory for GroupMe groups despite how many people use it to organize get-togethers.