Trekking and tech: Hiker to test it on the trail http://www.roanoke.com/news/education/higher_education/virginia_tech/trekking-and-tech-hiker-to-test-it-on-the-trail/article_7f3bdeb8-a9b7-5d1a-8bca-e1722cec400a.html#.WLlqjvEce6k.twitter … via @roanoketimes