OOP Anti-Objects

Has anybody heard of this anti-object concept in context to the OOP paradigm?
http://geeklair.net/~pratzsch/docs/anti-objects.pdf
Wikipedia once had an article but like most good things it sometimes gets deleted.

>>18
"the whole pacman thing" was just an implementation of a well known pathfinding algorithm, which simply precalculates A-star,  which usually goes from both ends. IIRC, Age of Empires, already, used limited version of it for short range tracking. So these anti-objects are fucking junk theory.