Agreed, I once worked at a place that used saltstack to manage rails servers and it would take me an entire day to set up a new server with the tools it needs a

Agreed, I once worked at a place that used saltstack to manage rails servers and it would take me an entire day to set up a new server with the tools it needs and getting the app running. Now with docker its so trivial to get something running on the server and even multiple versions of ruby for different apps.