Indeed. Truly reversing the measurement would involve also forgetting what the result of the measurement was, and Copenhagenists would claim this forgotten intermediate result does not count as a “measurement” in the sense of something that (supposedly) collapses the wave function.
Indeed. Truly reversing the measurement would involve also forgetting what the result of the measurement was, and Copenhagenists would claim this forgotten intermediate result does not count as a “measurement” in the sense of something that (supposedly) collapses the wave function.