ref: 990514f9f7955ca1ba0382fe1aa74680a2f3870b
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