Marking Five Years on the Edge, and What Will Matter in the Next Five By Joe Petrucci on October 31, 2013 Governor Tom Corbett, center, with Carlos Cardoso, right, and a worker at Westport Axle TechGirlz Eric Darr of Harrisburg University Ken Fink of Wondergy Five years ago this month, Keystone Edge launched with a feature story about freelance culture, particularly in Philadelphia, and another about the proliferation of green rooftops in Pittsburgh. Share Tweet Share via email Region(s): Southwest Region: Southwest Categories Features, Pittsburgh ↑ Top