This was submitted last month by another HN commenter and I came across it again in a comment. The attention to detail, linkages and dynamic charting possibilit

This was submitted last month by another HN commenter and I came across it again in a comment. The attention to detail, linkages and dynamic charting possibilities are incredible. [1]: https://news.ycombinator.com/item?id=23002368 https://news.ycombinator.com/item?id=23002368