Behavioral Design Patterns in C++ - Lamp - IV (Yellow State)

The video tutorial explains how to add a new state, 'yellow', to a lamp using the state pattern. It highlights the simplicity of adding new states without modifying existing code, but also points out the issue of tight coupling between state classes. The tutorial suggests using a factory method to reduce dependencies, which will be covered in the next lecture.

What new insight or understanding did you gain from this video?