So right off, he readies us for voices weaving together and for radical shifts in tone from light to dark. As a writer you can’t just start jamming stuff together, hoping the reader will magically know what’s in your mind. You have to start out slowly, by laying transitions—like leaving breadcrumbs for the reader. Then the transitions get quicker through the book. As you get used to the method, the breadcrumbs grow fewer and eventually vanish. By the end, it’s all sped-up jump cuts with invisible connections the reader’s already mastered.