Refactoring Patterns - Part 2

1. Why do we refactor?
  - We refactor to both clean up our code and make it more readable, as well as making it more modular.
2. What's the difference between "refactoring" and "changing shit"?
  - Refactoring has a specific goal.
3. What role do patterns play in refactoring?
  - There are certain observable patterns that can clue us in to places that may need refactoring.
4. Why do some refactoring patterns seem to be opposites?
  - Because there are different patterns and refactoring methods for different situations.
5. Does refactoring always make code better?
  - As long as it is done in a predictable and consistent manner.