Whenever I design any variant, or when anybody sends me one, I always say if at all possible within the context of the game don't have two home supply centers touching each other.
Because when you have millions of people with this kind of need for gratification, and the culture is saying that it's possible for everyone to satisfy all of their needs and desires all of the time, there are obviously going to be clashes - clashes of ego.
Research programmes, besides their negative heuristic, are also characterized by their positive heuristic.