In practice, as we've seen numerous times with CoC squabbles, being known to harbor certain political attitudes that are well within the American Overton window

In practice, as we've seen numerous times with CoC squabbles, being known to harbor certain political attitudes that are well within the American Overton window will create allegations that you're make people feel unsafe. For example, if one posts "All Lives Matter" on social media they could easily fall afoul of a "welcoming environment" provision.