Understanding the Spatial Web Browser Engine ​1. What Is a Spatial Web Browser? ​A Spatial Web Browser is a user agent that loads, interprets, and presents Web content (HTML, CSS, JS, WebGL/WebGPU, WebXR, media) directly inside a 3D coordinate space instead of flattening everything onto a 2D rectangular viewport. Every DOM element (text nodes, images, canvas, form controls, SVG, etc.) can be:Positioned, rotated, and scaled in world / XR reference spacesLayered with true depth ordering (not just ...