I primarily visit HN for the comments. My usage is as follows: 1. Scan headlines for a topic I'm interested in, say, geometric algebra. 2. Rapidly scan the co

I primarily visit HN for the comments. My usage is as follows: 1. Scan headlines for a topic I'm interested in, say, geometric algebra. 2. Rapidly scan the comments for people linking to other media (books, blog posts, libraries, etc.) that are related to geometric algebra. I get vastly superior pointers to useful material this way than any other approach I've tried, and I'm extremely good at research anyway.