I see the previous submission of the canonical URL, https://news.ycombinator.com/item?id=6349590 https://news.ycombinator.com/item?id=6349590 with many intere

I see the previous submission of the canonical URL, https://news.ycombinator.com/item?id=6349590 https://news.ycombinator.com/item?id=6349590 with many interesting comments, has already been forgotten.