Developer rebuilds Doom using only CSS and HTML, turning divs into a full 3D game engine

Leenheer is best known for creating HTML5test.com, the WhichBrowser user-agent parser. He began exploring a CSS-based Doom ...
MUO on MSN

Extensions, plugins, and add-ons aren't the same thing — and I've been mixing them up for ...

Three names, three roles, and I mixed them up without realizing it.