With 2009 drawing to an end, it’s already clear that 2010 will be a banner year for potheads. A bill to tax and regulate marijuana is set for January hearings in the Assembly, and at least one initiative along the same lines is headed for the California state ballot. Those who don’t use cannabis, though, may find the next 12 months more troubling than noteworthy. Despite a recent Field Poll of Californians showing 56 percent support for legal marijuana, the concept cannot be built or sustained on the shifting sands of public opinion. For that [...]