How do all the models of psychotherapy fit together? Jungian, Gestalt, IFS, DBT, CBT, etc.

There thousands of models of psychotherapy. It is easy to get confused about how they could be so many and how they are different. This is a simple way of understanding how they are all different and what they are all good for. Some models are more experiential while others are more analytical. Some models are more interested in ego and cognition while others focus more on the deep unconscious mind.