How do you know their own Anycast proxy isn't simpler than K8s CNIs? Building something yourself isn't necessarily overly complex or over engineered. Sometimes

How do you know their own Anycast proxy isn't simpler than K8s CNIs? Building something yourself isn't necessarily overly complex or over engineered. Sometimes building a simple thing yourself is the way to simplicity when the only available options already built are very heavy/overkill or complex