It was a time when anything seemed possible--instant wealth, glittering fame, fabulous luxury--and for a run of magical weeks in the spring and summer of 1920, Charles Ponzi made it all come true. Promising to double investors' money in three months, the dapper, charming Ponzi raised the "rob Peter to pay Paul" scam to an art form. At the peak of his success, Ponzi was raking in more than $2 million a week at his office in downtown Boston. Then his house of cards came crashing down ...