Comparison of 2012 candidates for President of the United States to SEO providers. It sounds like a joke: "How are candidates for President like SEOs? Because they sound like they are full of crap even when they tell the truth?"
There really are some odd similarities between running for office and running an SEO campaign – like finding the balance between realistic expectations and presenting a brighter vision of the future. And of course the deserved mistrust of politicians and SEO based on past experience.