Overnight - It seems like science is not your thing - you seem to think you know more than the experts in neurosciences. Shrinks view the quick big gains & loses as having as much or more impact on the brains reward (dopamine) than food, sex, & Cocaine/Heroin addiction. This is not a wild theory - it is common group think for those in the field-like psychologists, shrinks, addiction specialists, etc. http://www.richard.peterson.net/Neuroinvesting.htm http://www.voanews.com/a/work-on-br...cientists-one-million-euro-prize/3752017.html