Glad that you enjoyed the post Scott. It’s hard to cover every angle in every blog post, you know? This post takes a practical approach and gets the user from having nothing on their computer to writing a real function in Python and invoking it.
If you are wanting to go deep on Kubernetes or Docker, you can find some helpful content in the OpenFaaS docs https://docs.openfaas.com
Happy to field specific questions on Slack https://slack.openfaas.io/