ref: cbe4b116989c0bfec49b9ae7a1d9a85ead6648ae
dir: /sys/games/lib/life/cmu/
xxx..x.x.x..xxx x.x..x.x.x....x x.x..xxxxx..xxx ............... ............... xxx.........xxx ..x.........x.. xxx.........xxx ..x.........x.. xxx.........xxx ............... ............... xxx..xxxxx..x.x x....x.x.x..x.x xxx..x.x.x..xxx