ref: b579acef97171a057fb8f4c6fd2493690b5cf3c7
dir: /sys/games/lib/life/fusehinge/
x..................... .x.................... ..x................... ...x.................. ....x................. .....x................ ......x............... .......x.............. ........x............. .........x.....x...... ..........x...x.x...xx ...........x..x..x..x. ............x.x...x.x. .............x.....x..