The continued blurring of the lines between film festivals and tech showcases has been witnessed in Shanghai across the past week, as panels, screenings and assorted displays of where the film industry stands and where it may be headed played out in real time. The scene was set during an opening press conference for the Shanghai International Film Festival’s (SIFF) main Golden Goblet Awards jury, when actress Xin Zhilei was asked how she had prepared for the role and laughed that she had consulted the Chinese AI app Doubao for all the advice she needed. It was a line that...