"OP's complaint is foolish" - I just shared what I thought was an interesting read. That doesn't mean that I hold the same views as the author of the linked post.
I really dislike how politicized it feels, or rather, how multipartisan the HN community is. It's like Hacker News, but the audience is from BlueSky. Thanks, but no thanks.
I think taking a supplement every day is a good idea. I used to suffer from low vitamin D levels constantly until I started taking a daily vitamin D tablet.