Previous discussions: 2011: https://news.ycombinator.com/item?id=2906480 https://news.ycombinator.com/item?id=2906480 2013: https://news.ycombinator.com/item?

Previous discussions: 2011: https://news.ycombinator.com/item?id=2906480 https://news.ycombinator.com/item?id=2906480 2013: https://news.ycombinator.com/item?id=5442496 https://news.ycombinator.com/item?id=5442496