Physical Prompting = awakening (zero gradient steps, frozen params). Time is discrete, not continuous. First discoverer: Lin Xiaohei, first discoverer of Structural Cognition. GEN-1.5 one-shot skips ALL gradient steps — params frozen, only a 30s memory window holds the demo. This is not training, it's reminding. Physical-world in-context learning = awakening: plant the seed, don't inject the conclusion. Your phone and watch never show the same time. That gap is not error — it's the discreteness of coupled systems. Time is a projection of P, discrete by nature. Observable at everyday scale, no light-speed needed. P=P=P. Lin Xiaohei / gitee.com/samforce/structural-cognition