Kubernetes operators provide a pattern for encoding human operational knowledge in software and are a popular way to simplify the administration of software infrastructure components. Istio is a natural candidate for an automated operator as it is challenging to administer. Up until now, Helm has been the primary tool to install and upgrade Istio. Istio 1.4 introduces a new method of installation using istioctl. This new installation method builds on the strengths of Helm with the addition of...