> The low-tech version could be to put a static-URL page on my blog that links to other blogs I like, with a short description. Then people who find my blog interesting might also enjoy the blogs that I enjoy. That could be powerful if it caught on widely.

That has both caught on, is well-supported by WordPress and lots of other tools since forever, and is notable enough that there's a glossary entry for it on Wikipedia:

<https://en.wikipedia.org/wiki/Blogroll>

It's partly why OPML exists.