Oh, this fickle world! Once praised to the skies for his hand in hauling Brazil out of the mire in 1997, and named central banker of the year by Euromoney as a consequence, the tide has turned for Gustavo Franco. Now, the governor of Brazil's central bank from 1997-99 is being criticized for "opening the doors of corruption" when he relaxed laws for sending money abroad - despite the fact that at the time, with the currency pegged to the dollar, it made sense for the central bank to facilitate