There's a mini discussion on HN about them here, when I last mentioned them. Crucially, they know alternative names such as "Flow Fields". https://news.ycombin

There's a mini discussion on HN about them here, when I last mentioned them. Crucially, they know alternative names such as "Flow Fields". https://news.ycombinator.com/item?id=22848106 https://news.ycombinator.com/item?id=22848106