The reliably sage Jim Meek comes a cropper this morning with a column plucking nits off Canada's medical marijuana policy. The occasional Herald columnist, Nova Scotia's best, professes shock that the number of Canadians with federal permission to smoke dope for medicinal purposes has swelled to 10,000. Well, that's 0.03 percent of Canada's population, or about the number who support Elvis for Prime Minister—not exactly a blown floodgate. Nor is the other number Meek decries, the 1,400 Canadians who received permission to grow the drug after Ottawa proved incompetent to deliver reliable quality. Along the way, Meek finds one grower who...