Runway Gen-4 Review 2026: The AI Video Generator That Finally Understands Physics and Motion
Runway Gen-4 Review 2026: The AI Video Generator That Finally Understands Physics and Motion ⚡ Expert Summary: Key Takeaways Runway Gen-4 finally understands physics and motion coherence — objects stay consistent across frames, movement follows real-world physics, and the “morphing” artifacts of earlier AI video models are gone. Best-in-class for cinematic quality — Gen-4 produces…