Scott McCarty wrote "Red Hat Enterprise Linux 8 Beta: A new set of container tools". In the blog Scott introduces the new container tools in RHEL 8 Beta. Spoiler Alert! No Big Fat Daemons were harmed in the examples Scott provides!
Hervé Beraud wrote "How to Hack on Podman, which walks you through contributing to the Podman project.
Both are great reads to help build your container tools knowledge.