How to learn HAProxy? (Books, Courses, Tutorials, etc)

Hi there
Docs and Blog Posts are not suitable for getting started with HAProxy, or at least using them, I can’t go through a training path!

Please share any chapters in books, video courses, manuals and other resources you are familiar with.

The starter guide is what you should be looking at:

https://cbonte.github.io/haproxy-dconv/2.0/intro.html