Fortress & Moat — 4-bit Rings
dark tech • conceptual
8
moat
4
2
1
0
core
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0010
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1101
NE
SE
SW
NW
1x4 shadow control → 2x4 fenced → 4 bits in/out → repeat to 8