They will also push back on your plan to replace the existing system with a microservice data-lake using event sourcing with Kafka, using a service-mesh on a Ku

They will also push back on your plan to replace the existing system with a microservice data-lake using event sourcing with Kafka, using a service-mesh on a Kubernetes cluster on the distributed cloud. Either because they haven't kept up with the latest tech, or because they have the experience to tell beforehand that your vanity project may sound cooler but increases complexity for no real technical advantage.