If you were around and old enough in 1986 you might remember the much-hyped television special hosted by the mustachioed exploitation journalist Geraldo Rivera, “The Mystery of Al Capone’s Vaults”.  The two-hour special was notable in two respects: it was watched by a gargantuan, pre-cable audience of 30 million viewers; and, despite the hype, and Rivera’s prediction of mummified bodies of murder victims and untold underworld wealth, the two vaults in the basement of Chicago’s Lexington Hotel were empty.