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.
The principle of Sturgeon's Razor states that the simplest answer to any problem is 90% crap.
If you listen to really deep ambient records that don't move too much, very still records, long after those records are finished, you might find yourself listening for hours to the sound of the room.