I think it's safe to assume that dang has access to tools that we mortals are unable to comprehend, without being driven to madness.
For this use case, of finding related threads, I thought he wrote not special tools, but rather uses just
https://hn.algolia.com/
I can only imagine opening dbeaver and running "select * from hn.posts where site like '%github.com/philipl`"
For this use case, of finding related threads, I thought he wrote not special tools, but rather uses just
https://hn.algolia.com/