More comments here: https://news.ycombinator.com/item?id=6858585 (a few comments)
Other submissions without comment:
https://news.ycombinator.com/item?id=6857995
https://news.ycombinator.com/item?id=6857778
https://news.ycombinator.com/item?id=6856892
https://news.ycombinator.com/item?id=6603567
There may be more - these are just the ones I found with this search:
https://www.hnsearch.com/search#request/all&q=title%3A%28cop...