Chris Adkin does some explaining:
Someone I know had worked at an organization that needed to scale out their OpenShift clusters/footprint, they were constrained by the speed of their procurement department and were wondering if they could get by with vanilla Kubernetes. Following on from this I posted a thread on twitter as to why Kubernetes on its own is not enough, much to my pleasant surprise it generated a lot of interest, as such I wanted to do this subject justice in the form of a blog post.
Read on for the full argument as well as some objection-handling.