Incongruous -- or, perhaps, entirely congruent: Hiro flashes a smile, and a casual 'V' of index and middle fingers, in the direction of the woman hailing them. If kid's on a mood swing, the thing has a diesel engine. Hands unfold from his pockets; he comes to a dead stop again, offering a crumpled packet of Marlboros up to Daisy. "You got my lighter?" he asks, patting himself down.