“If the leap second is stamped out, the astronomical definition of time will diverge from what is dictated by the atomic clocks, about a couple of thousandths of a second a day, growing to a minute over the course of a century, and someday — thousands of years from now — noon will strike at sunrise instead of when the sun is overhead.”
— To Keep or Kill? Lowly Leap Second Focus of World Debate - NYTimes.com