Realt-Time (Hard Real-Time, Soft Real-Time) and Non-Real-Time, Safety vs. Security, Docker, Kubernetes, Microservices, Containers, Managed Database vs. Self-hosted DB in a cloud VM, Managed Kubernetes vs. self-hosted Kubernetes in the cloud, the difference between using and Azure VM, Azure Container Registry, Azure Kubernetes Service or Azure Docker Service or using Azure specific things like Azure Functions, Azure IoT Hub, I meant the difference of using elements of cloud provider which do not bound you to a specific cloud provider, vs elements which bound you to a specific cloud provider.