Although curiously, people seem more bent on claiming indictment of themselves than actually being indicted. Why is that, do you think? Will sufficient amounts of righteous indignation make the problem go away?
Indeed, the only accusation(s) I recall making was regarding the sexism exhibited in the game threads. That act has been cleaned up a lot and I commend the efforts of everyone who's been more thoughtful about what they publish.
I'm glad your one case is definitive about all others. In the meantime, this seems like a possibly useful initiative. https://www.cnn.com/2018/04/17/us/dc-police-to-learn-black-history-trnd/index.html
Tough to put ourselves in the shoes of those who aren't given the same benefits of the doubt that we are. Watching videos isn't quite the same as being there on the ground. I'd ask the folks who are on the ground what they think about the root cause is before dismissing it. I wish I had more of an opportunity to do so. The best I've got is to read what is written about the situations.