Not that I know of, it's a hard problem, perhaps look at this very recent discussion of it: https://news.ycombinator.com/item?id=12970820 https://news.ycombinat

Not that I know of, it's a hard problem, perhaps look at this very recent discussion of it: https://news.ycombinator.com/item?id=12970820 https://news.ycombinator.com/item?id=12970820 ?