Functional Programming in Bash
github.com
github.com
But it's also like Javascript where it's everywhere. So it's very useful in some ways.
MacOS is removing Ruby and some other languages from being default-installed, but I don't think running rvm/brew installs is too much to ask (usually myself :p).
Its also ironic adjacent that you want people to install ruby with homebrew but most people install homebrew with ruby.
The fact Apple hasn't fully embraced terminal users as an optional primary interface really bothers me. A package manager with a CLI should be part of every OS.
If I worked at Apple I'd be pushing the product team hard to embrace it. They're ignoring a big part of their operating system.