1. Shells are a universal interface from orchestration layers in higher level languages to “do stuff on a Unix node”. Your puppet scripts, dockerfiles, ansible

1. Shells are a universal interface from orchestration layers in higher level languages to “do stuff on a Unix node”. Your puppet scripts, dockerfiles, ansible modules, all will benefit from understanding shell. 2. The bash chapter in the Architecture of Open Source Applications is really interesting, one finishes it feeling sympathy for the devs. http://www.aosabook.org/en/bash.html http://www.aosabook.org/en/bash.html