Underlying report discussed here a couple of days ago: https://news.ycombinator.com/item?id=34895267 https://news.ycombinator.com/item?id=34895267 Note though

Underlying report discussed here a couple of days ago: https://news.ycombinator.com/item?id=34895267 https://news.ycombinator.com/item?id=34895267 Note though that this video adds some rare (for mainstream media due to its controversial nature) perspective on the long-known causes of the problem, raised by some in that and earlier discussions.