““Katie I Know,” Marissa Nadler’s latest single, begins with a style of minor-chord fingerpicking so distinctly hers that it might as well be her DJ drop. But it’s a false start. What follows is an expansive, psych country weeper—one that illustrates just how subtly and gracefully she's evolved from the sparse gothic folk of her early albums to lusher landscapes. “Katie I Know” is another move towa”