Submitted and discussed extensively a year ago:
https://news.ycombinator.com/item?id=10736584 (52 comments)
... and three years ago:
https://news.ycombinator.com/item?id=7815190 (58 comments)
... as well as a couple of other occasions:
https://news.ycombinator.com/item?id=10702563
https://news.ycombinator.com/item?id=10369728
That doesn't mean it's a bad article, but if you're interested then you might like to read what HN readers have said about it in the past.