Prior discussions: http://news.ycombinator.com/item?id=621557 http://news.ycombinator.com/item?id=621557 http://news.ycombinator.com/item?id=1130463 http://news

Prior discussions: http://news.ycombinator.com/item?id=621557 http://news.ycombinator.com/item?id=621557 http://news.ycombinator.com/item?id=1130463 http://news.ycombinator.com/item?id=1130463 http://news.ycombinator.com/item?id=3530104 http://news.ycombinator.com/item?id=3530104 https://news.ycombinator.com/item?id=9857392 https://news.ycombinator.com/item?id=9857392 https://news.ycombinator.com/item?id=6799336 https://news.ycombinator.com/item?id=6799336