MIT band Supa Dupa is seen performing at The Battle of the Bands, which took place in La Sala de Puerto Rico on April 18 during MIT’s Campus Preview Weekend. Eric d. Schmiedl—The Tech May. 9, 2016 Facebook Twitter Reddit Print MIT band Supa Dupa is seen performing at The Battle of the Bands, which took place in La Sala de Puerto Rico on April 18 during MIT’s Campus Preview Weekend. Eric d. Schmiedl—The Tech