This reasoning has an obviously problematic aspect. The observers allegedly causing the fine tuning of the universe make their observation of the fine tuning billions of years after, not before, the event that they allegedly cause. Yet clearly the very concept of “cause” implies an event that produces a subsequent effect. Even in the case of alleged observer-caused quantum phenomena, the effect—the collapse of the wave function—occurs after the cause—that is, the detection of the wave of light. The patent illogic of this formulation led the famous hard-nosed Scientific American writer Martin
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