Governments love to spend your money convincing you that they doing absolutely bang-up jobs spending your money, usually they spend in the inverse proportion to the actual job they doing. The British government spends much of its time spying on the population while giving the criminal classes (both those in council housing and those in the house of parliament) free reign over the place. One thing they all forget is to plan ahead very well. So here is an advertising campaign that no doubt brings second looks from those cars stuck behind the bus. At issue is whether anyone considered where the exhaust pipe emerges. Remember you can double click on the photo to enlarge it (so to speak).