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        "# Point cloud walker (fly-through video)\n\nSingle image → metric depth → point cloud, then **CameraTrajectoryNode** derives a camera path and **CameraMotionNode** renders a fly-through saved as WEBM.\n\n- **Set:** input image; the move in TransformToMatrix (shift XYZ + theta/phi); frames-per-segment (`n_points`) in CameraMotionNode.\n- **Requires:** Depth-Anything V2 (auto-download).\n- **Note:** the pinhole FOV here is 60° — keep DepthToPointCloud and CameraMotionNode FOVs consistent with your input."
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