Because K8s, while commonly deployed on the cloud, is more of a "local cloud operating system" that you use to marshall a bunch of resources into "cloud" (and finalizing TPRs into CRDs really made it shine).
To the point that k8s is base operating system for... Chick-Fil-A restaurants, deployed locally, controlling the industrial kitchen hardware.
To the point that k8s is base operating system for... Chick-Fil-A restaurants, deployed locally, controlling the industrial kitchen hardware.