“Swordfish!”Every Marx Brothers fan knows the password is always “Swordfish.” That was the magic word that got Groucho, Harpo, Chico and yes, even Zeppo, into a speakeasy in “Horse Feathers” way back in 1932.That password I can remember. If only I could remember any of the 8,000 passwords I need to navigate 2016’s digital universe. From my various e-mail accounts to corporate portals and Netflix queues, the world...