Explosive capacity growth on the production side, endlessly rising thresholds on the consumption side — the dumbing-down of web fiction is a microcosm of humanity drifting further and further down the road of amusing itself to death. Every new medium in history has reshuffled the deck, but text, images, sound, video, interactivity, VR/AR — the sensory channels are basically all covered by now. What is the next medium that can unlock new demand on the consumption side? Maybe the answer is "generative narrative along the time dimension" — the same story seed, but a different story for everyone who steps in.