Exactly. This is more than just a single Docker container, this is all the architecture necessary to have a highly scalable, high availability setup where you c

Exactly. This is more than just a single Docker container, this is all the architecture necessary to have a highly scalable, high availability setup where you can dial up the number of Docker containers as high as you want at the press of a button. Not everyone needs all this, but most people who want scale and availability do need all this.