This CD-ROM opens with a visual witticism too canny not to have been intentional. When the disk is installed (easily done), the first screen reproduces part of Pieter Bruegel’s Christ and the Woman Taken in Adultery, one of the real treasures of the Courtauld’s collection. In the detail, taken from the painting’s right-hand side, the user encounters a micro-crowd of onlookers, who bend forward, all eyes, all focus, all attention. These figures gaze toward a...