ref: 8e9d2434e97fe6cf4b0d3e7f43e3e35d7ae1033f dir: /sys/games/lib/life/spark2/
xx......................xx x.x..x..x..x..x..x..x..x.x ..x..xxxx..xxxx..xxxx..x.. x.x..x..x..x..x..x..x..x.x xx......................xx