Slightly related: my own blogpost about demistifying containers. It takes a quite different approach from the OP and focuses on a different side of containers. Would appreciate any feedback!

https://cosmicbyt.es/posts/demistifying-containers-part-1/

You can make your medium articles free though

Ahh, I thought you meant like literal notes at first. I understand now. Thanks! :)

The appeal I see in medium is more visibility for my content. I write for fun anyways, would be cool for more people to see it.

How’s that different from medium?