@alkiller
v1 updated on Sep 14, 2024 created on Aug 29, 2024
2x2 island swapper - 2 triple layer belts as input and output
Swaps 2 triple layer space belts together and outputs 2 triple layer space belts as well.
Shapes are rotated so that they are all identical in the output.
All optimized, and somewhat elegant (at least I tried).