You got an example of such a post? Only one I see is maybe dekhn's post: https://news.ycombinator.com/item?id=34427789 https://news.ycombinator.com/item?id=344

You got an example of such a post? Only one I see is maybe dekhn's post: https://news.ycombinator.com/item?id=34427789 https://news.ycombinator.com/item?id=34427789 But because someone says that "candles produce soot and other molecules which have been shown to be harmful", it doesn't mean the speaker is in a doom and gloom mindset: that's an interpretation you make.