The govt. has know that cannabis has anti cancer properties since 1974. http://www.alternet.org/story/9257/pot_shrinks_tumors%3B_government_knew_in_'74 The federal govt. also grows cannabis at the University of Mississippi, and will not allow access to it for independant study. http://www.cnn.com/2009/CRIME/05/18/government.marijuana.garden/ The federal govt. also hold a patent. on it. so why is it a sched.1? http://uspatent6630507.com/ And your not supposed to be able to hold a patent on a natural plant. Which is more valuable to them, the treatment, or the cure?