BUSAN, South Korea, Oct. 3 (UPI) -- Mothernet , a new Indonesian feature by director Ho Wi Ding, explores grief in a world where AI can bring a loved one back to life with uncanny accuracy. The film, which had its world premiere at the recently concluded Busan International Film Festival, is set a few years in the future, but much of the tech on display seems just around the corner -- if not already here. (So-called "griefbots" are widely available.) In fact, according to Malaysia-born, Taiwan-