Many related threads: * https://news.ycombinator.com/item?id=38999485 https://news.ycombinator.com/item?id=38999485 * https://news.ycombinator.com/item?id=390

Many related threads: * https://news.ycombinator.com/item?id=38999485 https://news.ycombinator.com/item?id=38999485 * https://news.ycombinator.com/item?id=39005678 https://news.ycombinator.com/item?id=39005678 * https://news.ycombinator.com/item?id=38998077 https://news.ycombinator.com/item?id=38998077 * https://news.ycombinator.com/item?id=38958789 https://news.ycombinator.com/item?id=38958789 * https://news.ycombinator.com/item?id=38946861 https://news.ycombinator.com/item?id=38946861 * https://news.ycombinator.com/item?id=38851051 https://news.ycombinator.com/item?id=38851051 My own answers: * https://news.ycombinator.com/item?id=38965782 https://news.ycombinator.com/item?id=38965782 * https://news.ycombinator.com/item?id=38966041 https://news.ycombinator.com/item?id=38966041