It seems more of an effort to retain people working on the project that fall into the protected categories, and losing those people is a real possibility if som

It seems more of an effort to retain people working on the project that fall into the protected categories, and losing those people is a real possibility if someone else's negative attitudes get back to them, regardless of whether they're vocal about it. I'm not sure whether I think the public spaces bit should apply to everyone though. Certainly project leadership should be held to it if that's what they're aspiring to.