Yeh the link is good, and I think the article is good too, discussing some limitations / gotchas / cons. Gives me the impression maybe a more useful definition

Yeh the link is good, and I think the article is good too, discussing some limitations / gotchas / cons. Gives me the impression maybe a more useful definition could be crafted, but also that this D function could be unexplored and yield some cool stuff :) haha!