1. So you can run any container image that someone made into a Docker container instead of building your own VM images 2. So you can run in Kubernetes and use

1. So you can run any container image that someone made into a Docker container instead of building your own VM images 2. So you can run in Kubernetes and use the Kubernetes API, alongside any non-VM Pods and many other features in your Kubernetes cluster 3. Because traditional hypervisors have a higher overhead cost than the microVMs used by Kata and Firecracker 4. Because traditional hypervisors have a longer startup time (e.g. Firecracker is used by Amazon to run Lambda functions)