Ash unlaced her fingers, flicked her rings and thimbles among the spheres, exactly the sort of pantomime Netherton had expected. The spheres glowed, expanded, grew transparent. Two hair-thin arcs of lightning shot down, through miniature nebulae of darker stuff, froze. "Here, you see. We’re blue, they’re red." A fine jagged line of blue had emerged, as from a cloud of ink, a scarlet jag beside it, following one another down into a jumble of less dynamic-looking clouds, faintly luminous.