Inside a small brick building in downtown Austin, these are some of the comments in a guest book at a new exhibit called "War Remains," an interactive virtual reality taste of World War I: “I have been trying to imagine this all my life — I finally have.” “I have never been in combat and I am more certain than ever that I don’t want to be. What an amazing and terrifying experience.” The experience is based upon research into different battlefields in the First World War, explains legendary war storyteller Dan Carlin, a podcaster renowned for his Hardcore History...