Thanks ChrisArchitect for the HN link. I don't use the home page, and it's further down "the daily scroll" yet. Nine whole posts ahead. Along the way, I found

Thanks ChrisArchitect for the HN link. I don't use the home page, and it's further down "the daily scroll" yet. Nine whole posts ahead. Along the way, I found some other linked articles on the topic, all paywalled. This was the first that wasn't. It's not even PRAY-WALLED. Couldn't resist that. :-) Nor is the Vatican link, doing a little look-ahead.