Pixelation Bench
The interactive version lives on the front page. Press and hold to close the gap; switch the source to your webcam or an uploaded image; open the tinker panel to change cell size, diffusion half-angle, and the gap to the scene, and watch the point where detail collapses into flat pixels.
Planned as a physical screen — prisms on rotating cylinders — to obscure an actor on stage into an avatar rather than a person.