Well, either Obama and Geithner are lying to us now, or they and all defenders of the Social Security status quo have been lying to us for decades. It must be one or the other. Here’s why: Social Security has a trust fund, and that trust fund is supposed to have $2.6 trillion in it, according to the Social Security trustees. If there are real assets in the trust fund, then Social Security can mail the checks, regardless of what Congress does about the debt limit. President Obama’s budget director, Jack Lew, explained all this last February in USA Today:...