previous related discussion here on HN https://news.ycombinator.com/item?id=21268248 https://news.ycombinator.com/item?id=21268248 https://news.ycombinator.co

previous related discussion here on HN https://news.ycombinator.com/item?id=21268248 https://news.ycombinator.com/item?id=21268248 https://news.ycombinator.com/item?id=20122053 https://news.ycombinator.com/item?id=20122053