This is a duplicate of https://news.ycombinator.com/item?id=9669166.
Actually, because it's a cool project, we've bent the rules twice for it already. The last time it was posted, it had had 65 points just a few weeks earlier: https://news.ycombinator.com/item?id=9467935, and a major thread a few months before that: https://news.ycombinator.com/item?id=8658358.