Webrings, remember those?
Here's a fellow re-implementing them in a way for the modern web. The idea is to make blogs and RSS better.
Check it out: RSS is Wonderful (https://quakkels.com/posts/rss-is-wonderful/)
Hmmm.... I've wondered how to make RSS more useful/discoverable. That's an interesting idea.
I put in a test blog and the top result was, in fact, a site I had never heard of on a very tangential subject, but one that interests me a lot.
Very nice.