Is the narrator, Sonny's brother, lacking in affect?

Why do we never learn the name of the narrator?

Is Sonny's friend just a narrative device, or is he a real character?

Is there, as Sonny's brother says, "no way not to suffer?"

What causes the narrator to change his mind about Sonny's career?

Will Sonny survive?

What statement does the story make about the relationship of art to suffering

Why is the story told with such a complicated time structure?