I’m surprised. The usual argument against anti-earmark measures is that they’re essentially meaningless, which is true: Earmarks are a tiny percentage of the annual federal budget, a vanishingly small fiscal burden to bear compared to, say, nondiscretionary spending. But the porky stench of pols funneling taxpayer money to their home districts to buy influence is so foul that stuff like this necessarily makes for fantastic retail politics. It’s basically a symbolic battle against waste, in other words, with DeMint wanting to signal to Republican voters that the new GOP is serious about spending and McConnell fretting that if they don’t...