Although I am known for being opposed to medicalization of marijuana as prescriptive necessary for use, this article is worth noting because Dr. Sanjay Gupta is making his mea culpa for being wrong about marijuana's therapeutic value. Whether he'll come around to understanding and accepting social use of marijuana remains to be seen.
I only support the "alcohol model" for marijuana adult usage whereby adults can use it as easily as they do alcohol, whether for social or medical reasons. The medicalization of marijuana is a huge corporate/government smoke and mirrors game to channel adult marijuana consumers, unlike alcohol consumers, through a restrictive and controlling licensing process. The licensing of marijuana consumption is, in fact, a form of surveillance to keep tabs on American marijuana users, something they would not and cannot easily do for alcohol users.
Read full article: http://www.commondreams.org/headline/2013/08/09-4