The Global Political Positioning System (NYTimes.com) By PAUL TOUGH
Published: December 12, 2004

Let's say you somehow find yourself stuck behind enemy lines in the new divided America -- a Democrat in suburban Dallas, say, or a Republican in the East Village. Surely there's someone around who thinks the way you do; but how to locate that lonesome kindred spirit? Now there's a solution: a simple application you can install on your BlackBerry or cellphone (preferably the latest kind, equipped with G.P.S.) that displays the precise redness and blueness of the spot where you're standing -- and points you in the direction of redder or bluer neighborhoods nearby.

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