Thirtieth celebration of the June 4, 1989 massacre on Tiananmen Square, taking place in front of the Chiang Kai-shek Memorial Hall in Taipei on June 4, 2019, with the presence of Hong Kong activists on stage. Photo by Filip Noubel, used with permission.This article by Brian Hioe was originally published on Lausan, and is republished on Global Voices as part of a content-sharing agreement.Editor’s note: “China” in this article, if unspecified, refers to the People’s Republic of China (PRC), excluding Hong Kong.A 2019 concert by symphonic death metal band Chthonic drew 30,000 participants and fe…