> And yes, I know that Docker (and any other Linux container-based tool) also runs a VM—but it sets it up almost 100% transparently for me. I install docker, I

> And yes, I know that Docker (and any other Linux container-based tool) also runs a VM—but it sets it up almost 100% transparently for me. I install docker, I run `docker run` and I have a container running. That's exactly not true, considering you said Linux. The utility of Linux containers is that they share the same OS instance, but have an embellished notion of Unix process group where, within a container i.e. embellished process group, they see their own filesystem and numbering for OS resources, AS IF they were on individual VMs, but they're not.