Must watch video about subcultures, why they persist, how they grow, and why they all eventually die: http://www.pbs.org/wgbh/pages/frontline/shows/cool/ http:/

Must watch video about subcultures, why they persist, how they grow, and why they all eventually die: http://www.pbs.org/wgbh/pages/frontline/shows/cool/ http://www.pbs.org/wgbh/pages/frontline/shows/cool/ (Merchants of Cool)