“In an interview with Fortune, Republican presidential candidate John McCain was asked what the single gravest long term threat to the U.S. economy was. This is not an easy question, with so many choices and all. Is it the housing crisis or the credit crisis? What about the huge deficit the country is running, or the rising cost of energy? How about Social Security? McCain didn’t select any of those options; instead, he said that radical Islam was the single biggest threat to the U.S. economy. Pardon me a moment while I let this sink in a bit…nope, still don’t see it…”