https://news.ycombinator.com/item?id=12948043 https://news.ycombinator.com/item?id=12948043, but no idea why this one is a dupe now (since the top comment expla

https://news.ycombinator.com/item?id=12948043 https://news.ycombinator.com/item?id=12948043, but no idea why this one is a dupe now (since the top comment explains it was buried to avoid flagging future posts as dupe).