[nirai]

while not mentioned in the article, it is remarkable that this phenomena is very strongly apparent in dreams, in particular in lucid dreams; an effective way to dramatically change a dream is to walk through a door or a mirror; for example, you are in a distressing situation in your remote village home, you walk out the door to find out you are suddenly in a bustling big city street, you turn around open the door again, and find out it is the door of a restaurant, the previous scene having completely disappeared.