Just roll your own blog already. If there's one thing these services reinforce over and over again - it's that they'll change their terms over time.
Own your site. Own your data. Put it all on your own terms.
If you need help setting one up (unlikely for this crowd), you can have one made for you for free here.
There are a lot of blog hosting platforms. The most popular is Wordpress (which, yes, needs a database back end), whose source code can be downloaded at https://wordpress.org/download/source/
One way to create a static site is with GatsbyJS: https://github.com/gatsbyjs/gatsby Or Jekyll: https://github.com/jekyll/jekyll