Some kind of Aberration?
What exactly issue is it when sharp edges of white areas blur (or 'shift' a little) eg to the right and up while sharp edges of black areas blur (or 'shift' a little) to the left and down ?
|Dirt Hose by poppyjk|
|European bee-eaters by drvanger|
from A Big Year - birds
|Fat Is Beautiful Guinea 2008 DP by MarioSS|
from - Fat is Beautiful - (Woman's Portrait n Black and White+ A Border)