Parapsychology is a huge field, which, up until now, has not had a correspondingly large, permanent effect on the population. Most people have not been exposed to this kind of experience. Yet, this type of occurrence has a steady reported presence.
Old cases disappear, only to have new ones take their place.
So, one has levitation, telepathy, telekinesis, precognition and the like. The historical ones have no-one that can be easily examined. Later parapsychologists held, that the responsible party was the subconscious mind of the teenager. This is the second step in the program by Neuro-Kinetik. If you can learn to play the piano, you should also be able to start, and to stop levitating objects, at will.