Previous discussions on that: https://news.ycombinator.com/item?id=15633785 https://news.ycombinator.com/item?id=15633785 https://news.ycombinator.com/item?id

Previous discussions on that: https://news.ycombinator.com/item?id=15633785 https://news.ycombinator.com/item?id=15633785 https://news.ycombinator.com/item?id=19851744 https://news.ycombinator.com/item?id=19851744 https://news.ycombinator.com/item?id=24426882 https://news.ycombinator.com/item?id=24426882