This is something bloggers like The Sniper and myself have been trying to do ever since Obama got elected! God bless these technically-savvy social deviants for providing such an important PSA. From Fox News:
Transportation officials in Texas are scrambling to prevent hackers from changing messages on digital road signs after one sign in Austin was altered to read, "Zombies Ahead."ABWF tips us off with video footage from Austin, but there were no zombies filmed feasting on brains. They must be still slogging their way back from the coronation in D.C. last week.
Chris Lippincott, director of media relations for the Texas Department of Transportation, confirmed that a portable traffic sign at Lamar Boulevard and West 15th Street, near the University of Texas at Austin, was hacked into during the early hours of Jan. 19.