Alternative B would require two independent networks for each verification method, PIN and signature, for a total of four networks to each card.

FORBES: Banks Should Love the Fed's Durbin Amendment Ruling

Handhelds have been the most successful pen-based computers, but as the market has matured, it looks as though their signature input method is on the verge of being erased.

ENGADGET: Switched On: Time to write off pen computing

As the story goes, Fleming was researching options for his spy's signature cocktail when the bartender at Duke's recommended this version and its oft-quoted prep method.

BBC: James Bond��s London