She also has dealt with a lot of the social issues inside Silicon Valley, and has some pretty good insights there as well.
Perhaps 1/3 of her stories are cool "How the hell did she figure that out?" debugging stories. 1/3 are social commentary, and the remaining third are about odd bits of technology, like this post.
I read them and upvote the ones I find interesting.
Sometimes it's submissions of interesting links from the discussion of a previous article (I've done that more than once), sometimes it's from people who decide to read past entries from the same source (or add said source to their reading habits). And I'm sure there's other reasons why this happens.
https://hn.algolia.com/?query=rachelbythebay.com&sort=byPopu...
I thoroughly enjoy her writing and every time it is posted to HN I read it.