Blog A Full Belly links to this great article about how to pour ketchup quickly. Executive Summary: tilt the neck of the bottle only slightly downward, then whack the neck of the bottle against your hand. (Or, if appropriate, squeeze plastic bottle...)
And this reminds me of one of Malcolm Gladwell's great essays, about choice and variation in foodstuffs, entitled The Ketchup Conundrum. Executive Summary: Food companies in the 1970s finally figured out that people like different things. Different pasta sauce, different mustard, different everything. With one exception: ketchup. Scientific studies have proven that there's one ketchup formulation that everybody likes, and nobody likes any of the alternatives. Heinz.