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by scotty79 109 days ago
> How, for example, are we supposed to think about the domain in which all possibilities still exist before decoherence? How “real” is it?

The quantum function is the real object. Little balls we like to imagine the particles as are just perception of quantum functions very narrowed down by entangling with macroscopic objects. The way we measure anything is through the entanglement between the measured entity and our macroscopic instruments.