I'd never heard of it until https://news.ycombinator.com/item?id=28845971 https://news.ycombinator.com/item?id=28845971 was shared here yesterday. I guess I'm n

I'd never heard of it until https://news.ycombinator.com/item?id=28845971 https://news.ycombinator.com/item?id=28845971 was shared here yesterday. I guess I'm not alone in just finding out about it and that's why it's posted here.