The Marijuana Conspiracy, simply put, has no buzz.  Unlike The Stanford Prison Experiment, a similar movie about impressionable and intelligent young minds involved in an important study, writer/director Craig Pryce has made a loosely-biographical bore that fails to captivate audiences with substance and style.  The film does pride itself on costumes and make-up, and the design artists involved deserve their Canadian Screen Award nominations for their work.  But, the film’s effort doesn’t exceed beyond its period…