Hip-Hop’s Aboriginal Connection by David Sommerstein, Posted on 89.9 WWNO At the entrance of a new exhibit at Montreal’s Musée d’Art Contemporain, visitors are greeted with a red neon glow and a ping-pong of sounds. A dubstep groove thumps. A high-hat skitters. A pow-wow chant echoes from another room. Beat Nation: Hip Hop as Indigenous…