Previous discussions: [1] https://news.ycombinator.com/item?id=4635618 https://news.ycombinator.com/item?id=4635618 [2] https://news.ycombinator.com/item?id=4

Previous discussions: [1] https://news.ycombinator.com/item?id=4635618 https://news.ycombinator.com/item?id=4635618 [2] https://news.ycombinator.com/item?id=4705487 https://news.ycombinator.com/item?id=4705487