https://rust-book.cs.brown.edu/ch04-03-fixing-ownership-errors.html
- 1. Getting Started
- 2. Programming a Guessing Game
- 3. Common Programming Concepts
- [] 4. Understanding Ownership
- 4.1 What is Ownership?
- [] 4.2 References and Borrowing (maybe need to go through this again)
- [] 4.3 Fixing Ownership Errors