Google Kubernetes vs. Circuit?

In this Google I/O talk:

  https://www.youtube.com/watch?v=tsk0pWf4ipw#t=190

Take a look at Google's @cmcluck describing Google's next generation DEVOPS infrastructure:

“[Kubernetes and Docker] radically change the game” by bringing “resource isolation”.

The Circuit, http://gocircuit.org, on the other hand, additionally brings “human resource isolation“ and eventually removes the need for OPS engineers.

Which is easier? Which is more understandable? Which is more flexible?