I spoke last week at the Marin County Board of Supervisors workshop on the proposal for medical marijuana dispensaries in unincorporated Marin. A variety of opinions on the proposal, and on medical marijuana in general, were voiced, and a shocking level of naïveté displayed. Apparently, when some hear the words medical marijuana, the only image they have is of someone smoking bud all day to stay blazed. Some voiced the ridiculous notion that by not…