There are a lot of odd exclusions on that list. Just spot-checking, I see blog.plover.com, the blog of Mark Jason Dominus, who by the way is looking for a job[1].
Also, dtrace.org is excluded, which hosts four individual blogs that surely should qualify.
Also, dtrace.org is excluded, which hosts four individual blogs that surely should qualify.
[1]: https://mastodon.online/@mjd@mathstodon.xyz/1142231895042721...