X3D version 4.0 was approved by Web3D Consortium and ISO in 2023.
X3D version 4.0 offers many new features including interoperability with HTML5, glTF
2.0 Physically Based Rendering (PBR), and Web Audio API.
<meta name='warning' content='Not HAnim compliant'/>
<Viewpoint DEF='Viewpoint1'/> centerOfRotation='0 0 0' has mismatched Y-value height of 0 compared to position='2.293 1.66 0' which has Y-value height of 1.66