Why Won't the Model Run? — Understanding AI Infra in Comics · 大家好，我们是 AI 探索小队！ · 2 pages · Letian hits Run and the screen only answers: Out of Memory. Follow Letian, Azhe, Xiaoya and Keke into the inner world of large models — the city of parameters, the quantization pipeline, the VRAM workbench, the KV Cache archive — and learn, in comics, what actually decides whether a model can run.