By: Juliana Maldonado Photo by Rosario Gutierrez / Retrieved from Hail the Sun’s official Instagram page As yellow-hued lighting filled the concert room, 2,300 fans had filled the sold out venue of the Wiltern Theater in Los Angeles, California on Saturday evening, April 4th. As the crowd waited restlessly, bickering amongst themselves for the post-hardcore band Hail the Sun to emerge on-stage, a QR code slowly drifted down over the curtain behind the stage. It beckoned the a