Lesson 01
Homebrew, the package manager
You have reached the part of the course where installing software involves typing. You are doing fine.
brew install
Installs software from one command instead of hunting for downloads, dragging to Applications, and dismissing warnings. It is the foundation for nearly everything else in this tier and the next.
Do this now
Install Homebrew, then install one command-line tool with it. Run brew list and see what you now own.