I wondered the same a while ago, maybe the responses there will give you some insight: https://news.ycombinator.com/item?id=9711738 https://news.ycombinator.co

I wondered the same a while ago, maybe the responses there will give you some insight: https://news.ycombinator.com/item?id=9711738 https://news.ycombinator.com/item?id=9711738