“Playable text had earlier been achieved by interactive video installation – Tom White and David Small’s Stream of Consciousness (1998) and Camille Utterback and Romy Achituv’s Text Rain (1999) – but in the Cave environment, raining, or swarming, text becomes truly volumetric.” Rita Raley, Writing 3D. Special Issue of Iowa Review. Sept. 2006 CAVEs are…