It's just more candid in its unreliable narrator aspect than other films. The Wolf of Wall Street employs a similar trick for part of the film to great effect.

It's just more candid in its unreliable narrator aspect than other films. The Wolf of Wall Street employs a similar trick for part of the film to great effect. https://www.youtube.com/watch?v=JZhGPH83ZHE https://www.youtube.com/watch?v=JZhGPH83ZHE