If Google search trends can predict where flu will break out in advance of actual reports of flu, can search trends also predict where revolutions are brewing? Judging from search trends in Egypt, Greece, Spain and the United States, it appears that all you need to know which way the wind is blowing is a good search tool. Here's how searches for the word "revolution" have been trending in the U.S. over the last twelve months: Note the big jump in early August, after the climax of the debt ceiling extension fight in Congress. This coincides with a dramatic drop in public support for the entire political establishment, according to pollster Bill McInturff. "The perception of how Washington handled the debt ceiling...