E. J. Dionne Jr. - The Photo McCain Wanted - washingtonpost.com: "Scarier than the bad mortgages are those unregulated credit default swaps that financier George Soros has been warning about. There are $45 trillion of those esoteric instruments sloshing around the global financial system. They were invented as a hedge against debt defaults, but even the financial smart guys don't fully understand their impact or how to price their real value."