Topic discussed 4 days ago on HN here: https://news.ycombinator.com/item?id=21554459 https://news.ycombinator.com/item?id=21554459 (This submission is of an a

Topic discussed 4 days ago on HN here: https://news.ycombinator.com/item?id=21554459 https://news.ycombinator.com/item?id=21554459 (This submission is of an article from 4-5 days ago, around the same time as the other HN post, so it doesn't look like there's significant new info in this one.)