This is a nice, inventive high-level explanation. Linking scroll position in the article to showcase various features in a live version of the renderer was a gr

This is a nice, inventive high-level explanation. Linking scroll position in the article to showcase various features in a live version of the renderer was a great idea. Also, for those unfamiliar with PlayCanvas: it's an open source javascript game engine that is kinda like halfway between something like three.js and e.g. Unity—pretty lightweight, but still comes with a nice scene editor etc.