I'm going to comment even though I didn't watch the video, to point out an earlier discussion on HN at https://news.ycombinator.com/item?id=7521979 https://news

I'm going to comment even though I didn't watch the video, to point out an earlier discussion on HN at https://news.ycombinator.com/item?id=7521979 https://news.ycombinator.com/item?id=7521979 .