A reel of pure rendering muscle: fractals you fly into, a million particles stirred into a galaxy, fluids and slime-mould networks self-organising, procedural planets and path-traced light — every one solved live on the GPU, frame after frame, inside the page.
A tesseract turning through the fourth dimension. Two independent 4D rotation planes spin the hypercube, then a perspective projection casts its shadow into 3D — edges coloured by their depth in w.