demon

David Griffeath's cellular automata
David Bagley.
1995

History 01-Nov-2000: Allocation checks
10-May-1997: Compatible with xscreensaver
16-Apr-1997: -neighbors 3, 9 (not sound mathematically), 12, and 8 added
30-May-1996: Ron Hitchens
Fixed memory management that caused leaks
14-Apr-1996: -neighbors 6 runtime-time option added
21-Aug-1995: Coded from A.K. Dewdney's Computer Recreations , Scientific
American Magazine Aug 1989 pp 102-105. Also very similar
to hodgepodge machine described in A.K. Dewdney's Computer
Recreations , Scientific American Magazine Aug 1988
pp 104-107. Also used life.c as a guide.