The public health menace of second-hand Twinkies

The war on fat has always struck me as well-intentioned but misguided--not to mention ultimately futile. A while back I did a longish piece about the crusade to make fat the new tobacco, but Slate's Will Saletan has boiled the issue down to its essence in today's Human Nature column (consistently one of the most entertaining non-Tom-and-Katie-related reads on the web).