Diverse in nationalities and backgrounds, yes. Diverse in viewpoints, not so much. The Overton window is quite narrow on HN, and I have the distinct impression

Diverse in nationalities and backgrounds, yes. Diverse in viewpoints, not so much. The Overton window is quite narrow on HN, and I have the distinct impression it is narrowing further. Though I do admit that within that window, discourse is very lively, to the extent that a casual observer can easily be fooled into believing this is a place for free exchange of ideas.