ref: 75f5332c9dce891845e57b188efad28d7530d8ae
dir: /sys/games/lib/life/sparkfuse/
........................................................................................................................................xx x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x.x xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx..xxxx.. x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x..x.x ........................................................................................................................................xx