Last Saturday, I was on my way from midtown Manhattan to Newark Airport when a Porsche Cayenne passed me.  It had a vanity plate that said, “DR DBK.”  I’m not a vanity plate guy, the regular old plates I got from the State of Colorado are fine with me.  On the other hand, I do like to figure out the message on vanity plates.  This one seemed pretty simple.  The woman driving the Porsche was a doctor and her initials were DBK.  I could be wrong, but I’d be willing to bet on this one.
As a …