An 8K hyper-realistic 3D rendering of a future World Expo themed as "Approximations of Utopia," featuring AI avatars networking within a vast virtual environment. The style is reminiscent of Marco Brambilla, with a complex, layered digital tapestry showing interconnected, ethereal AI forms moving through a futuristic, expansive expo setting, rich with innovative and sustainable technology displays. The scene conveys a visionary interpretation of global harmony and advanced tech integration. --ar 37:11