1 SPATIAL Tetris game on a cubical 3-D lattice. Usage: $ SPATIAL 2 AUTHOR (C) Copyright 1991-3 Andrew Plotkin. (ap1i+@andrew.cmu.edu) Permission is given to copy and use, as long as this copyright notice is retained. 2 VMS_PORT Patrick MOREAU , CENA/Athis-Mons, FRANCE (pmoreau@cena.dgac.fr)