No, problem, I could explain it for you)
In all prev versions were calculation of neighbors for each cell. Instead of that, here cells only send notifications to neighbors if its status changed. Plus optimization of storing neighbors maps and entity IDs, removing post step code for static cells etc.
Gent, its depend on how many cells is you start pattern. Some discovered patterns only 7 cells with lifespan more than 5000. http://www.conwaylife.com … ethuselahs
Axis of mirroring depends on object's size (which x-size or y-size is bigger).
For flying you better just take wings kit from algobox: http://www.algodoo.com/al … ails/59819