Fortunately the site is right next to the title, and so HN regulars can see it's a Simon Willison post about it. And like many expect, it isn't merely reporting, but offers interesting thoughts on it, including some not in the HN discussion you mentioned.
The actual source post of this article can be read here: [1]
[0] https://news.ycombinator.com/item?id=48837877
[1] https://bun.com/blog/bun-in-rust
"Please submit the original source. If a post reports on something found on another site, submit the latter."
[0] https://news.ycombinator.com/newsguidelines.html