So the U.S. lost S&P's AAA rating for the first time in a 70-year history; so what? Mark...

|By:, SA News Editor

So the U.S. lost S&P's AAA rating for the first time in a 70-year history; so what? Mark Thoma says this is S&P erring on the only side it can after blowing the pre-crisis situation. Always pragmatic Warren Buffett says solvency's not an issue when the debts are all in currency the U.S. can print; inflation, that's another story. Ready to buy on this coming dip?