AdvertisementOpinionChina's Artist Provocateur Explores New Medium: Heavy MetalMay 22, 2013Louisa LimfacebookEmailThe video for Chinese artist Ai Weiwei's newly released song starts by re-creating the conditions of his captivity during the 81 days he was held in police detention in 2011, and later dissolves into a dystopian nightmare. (Courtesy Ai Weiwei)