Scarlett Johansson was unhappy that an Open AI chatbot used a voice eerily similar to hers after she refused their requests to use her voice. Photograph: Dia Dipasupil/Getty Images In the film Her, a lonely writer called Theodore Twombly falls in love with the disembodied voice of Samantha, a digital assistant played by the actor Scarlett Johansson. “I can’t believe I’m having this conversation with my computer,” Twombly tells Samantha. “You’re not. You’re having this conversation with me,” Samantha coos. The genius of Spike Jonze’s script is its exploration of the borderlands between the artificial and the real. But the...