Occasionally there are comments in threads about tangent-but-complicated topics in tech (e.g. tech-politics, tech-gender) that tend to ask "why is this on HN?", despite tangent topics still being on-topic.
That has been, and still is, talked about a great deal here. If it feels like it's not enough, that's because nobody ever feels like their favorite topics are discussed enough on HN. Even Rust hackers probably feel that way. This is because frontpage space is the scarcest resource on the site. More here if anyone wants it: https://news.ycombinator.com/item?id=19720659.