Very interesting Frontline piece.  Surprise Oakland!  Justice department says it's illegal even with a state medical mojo law!  My guess is that if, and a big if, it passes here in WA it will unravel in a sad, short , and similar fashion once the state receives the Justice Dept letter. 
 
as a proud southerner, i've amble historical faith in the power of a fuckload of states refusing to obey  
  
at any rate, prohibition has not been an insurmountable obstacle in the past, and its only for the best that the movement now move away from the charade of medicinal use (which was also, believe or not, a big part of the resistance to alcohol's prohibition, and throughout that period a lucrative yet silly way around the barrier - as was "religious exceptions," as jews were permitted an annual legal amount, which apparently caused a bloom in the population of rabbis such that, for a while, they outnumbered the actual national population of jews!  )