In what sense is post-selection not time-travel? You’ve still got the state at time T determined by the state at T+1.
Because, if I’m reading this right, they literally manually postselected the results. They didn’t come up with some way to get the physics to postselect it for you.
In what sense is post-selection not time-travel? You’ve still got the state at time T determined by the state at T+1.
Because, if I’m reading this right, they literally manually postselected the results. They didn’t come up with some way to get the physics to postselect it for you.