...It merely expresses three.js in JSX, <mesh /> becomes new THREE.Mesh(), and that happens dynamically. There is no additional overhead. Components participate in a unified render loop outside of React. It outperforms three.js at scale due to React's scheduling abilities.Y ou need to be versed in both React and three.js before rushing into this. If you are unsure about React consult the official React docs, especially the section about hooks.