According to Fei-Fei Li on Twitter, Marble AI has introduced an innovative 'wormhole' feature that allows users to teleport seamlessly between different Marble virtual worlds. This breakthrough leverages advanced generative AI and real-time 3D rendering, creating immersive experiences for users. The implementation demonstrates significant advancements in AI-powered spatial computing, opening new business opportunities in gaming, digital collaboration, and virtual events. Marble's technology positions it as a frontrunner in the AI-driven metaverse market, with practical applications for enterprise training, remote teamwork, and interactive entertainment. Source: Fei-Fei Li (@drfeifei) on Twitter, December 15, 2025.