That is what puzzles most people who look into his research. Although not mentioned by Dr. Laberge in his studies, I think that there is a definite opportunity for a great unlocking of the secrets of the human mind. Many practical applications exist for lucid dreaming. There are of course the obvious, nightmare therapy, self-confidence enhancing, and general mental health improvements, but there are so many more ideas not yet explored. Some of these may include depression therapy for physically handicapped people allowing them a very real sort of fantasy fulfillment.
Paralytics can walk, dance, fly, or do as they wish sexually whenever they choose.
The possibilities for creative problem solving seem to be obviously enhanced. There even seems to be a great amount of possible sensorimotor practice that could possibly be used by stroke or other nerve damaged patients. What makes humans extraordinary in the animal kingdom is our awareness of being. It is an awareness of our life and existence coupled with our advanced capacity to reason that makes us different than the other animals of the Earth. I believe that it may not only be our awareness of thought, but the exact capability of being aware somehow of our subconscious motivations.