You're only virtualizing once. Serverless/FaaS is just a way to run a container, and a container is just a Linux process with some knobs to let different softwa

You're only virtualizing once. Serverless/FaaS is just a way to run a container, and a container is just a Linux process with some knobs to let different software coexist more easily. You're still just running VMs, same as you always were, but just have a new way of putting the software you want to run on them.