https://news.ycombinator.com/item?id=5170855 https://news.ycombinator.com/item?id=5170855 and https://news.ycombinator.com/item?id=5174832 https://news.ycombin

https://news.ycombinator.com/item?id=5170855 https://news.ycombinator.com/item?id=5170855 and https://news.ycombinator.com/item?id=5174832 https://news.ycombinator.com/item?id=5174832