Dirty scents excited her, the dirtier the better. When Alice announced this to the group of sense-photographers at the meeting for the new sensate advertising campaign, they all laughed. Who could have predicted that dirty things would bring in wealth? One of the men opened an illicit capsule of blue seal cigarette scent, and knuckles cracked audibly around the room, as the men shifted in their seats, remembering the gestures of smoking, the peculiar choreography of hand to mouth arguments over lay-outs, collaterals. Half a lifetime ago, the room would have been swathed in actual tobacco smoke. As the people…