It's a different kind of investigation into a subject. Perfectly valid. Any textbook on a subject, will often start with the most basic question. The Who/What/W

It's a different kind of investigation into a subject. Perfectly valid. Any textbook on a subject, will often start with the most basic question. The Who/What/Where/Why/When of questions. Another way to describe First Principles Thinking. I find it extremely foundational to know the basics in developing higher knowledge in a field.