A group of local leaders in Santa Barbara seems to have been stricken by a particularly nasty form of Reefer Madness. Last week, the “Don’t Cannabis Our Kids” campaign (huh?) held a press conference to tell the world about a very disturbing “public health threat” to the local children. I had the (apparently) silly notion that they were going to raise awareness about the relative dangers of marijuana versus alcohol, given that alcohol abuse kills more than 70,000 people a year and marijuana kills…