Since the early days of Unix, the shell has been part of the user's interface with the operating system. The first Unix shell (the Thompson shell) had very limited features, mainly I/O redirection and command pipelines. Later shells expanded on that early shell and added more and more capabilities, which gave us powerful features that include word expansion, history substitution, loops and conditional expressions, among many others.
You might have read our beta launch blog post, which describes how Infrastructure as Code (IaC) is driving the third datacenter revolution (the first two being virtualization and the move to public clouds). In this post, I want to go deeper into looking at how IaC is driving a new need and approach to cost visibility and management.