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MWI has more than its fair share of physics woo: "QM tells us that everything happens!" and so on. Of course all that's irrelevant to what the MWI interpretatio
by millstone 11y ago
MWI has more than its fair share of physics woo: "QM tells us that everything happens!" and so on. Of course all that's irrelevant to what the MWI interpretation actually says. And likewise with Copenhagen: No respectable physicist thinks that consciousness has any physical effect on quantum systems. Measurements can be taken by machines.
Regardless, the nature of observation really is mysterious. A measurement projects the wavefunction onto an eigenfunction in accordance with Born's rule. MWI does not adequately explain why or how, and Copenhagen simply inserts it as a postulate. Neither is especially satisfying. So the measurement problem is unresolved.