Google Genie 4 + Gemini Is Insane: Let’s Build 5 AI Worlds Live

The gist

1. Yang explains that a world model predicts the next frame from your input, like pressing W to move forward, much as LLMs predict words.
   Genie
2. He says Genie 4 adds three things: generated sound, live prompt changes like a shooting star, and Gemini 4 planning multi-step events.
3. In his demos, worlds generated in about 10 seconds and a ramen chef talked back, though glitches like stacked bowls and vanishing spaceships appeared.
4. Yang says the alien shooter demo shows Genie 4 is good at graphics but not gameplay, which needs a core loop and progression.
5. He sees cheaper movie special effects as the biggest near-term use, rates the tech at a GPT-3.5 stage, and predicts people building personal games.