There was a great deal to recommend Peter D’Agostino’s interactive videodisc installation DOUBLE YOU (and X, Y, Z), 1987, besides its state-of-the-art technology. Installed in its own room, DOUBLE YOU was also a convincing piece of sculpture, with four 20-inch color monitors encased at about eye level in a white partition wall that zigzagged in an open W-like configuration. (This structural pun was paralleled by the work’s many other visual/verbal puns, including that of its title, which refers to, among other things, the children’s “alphabet song” and particle physics.) The monitors were