It's just a matter of time before someone releases an orchestration layer for k8s clusters so the absurd Rube Goldberg machine that is modern devops stacks can grow even more complex.
We can call it k8tamari
karmada?
https://karmada.io/
Is it ever a good idea to actually use this?
https://istio.io/latest/
Istio is not a k8s orchestration layer though
cluster-api in a nutshell