The agent first updates on the evidence that it has, and then takes logical counterfactuals over each possible action. This behaviour means that it only cooperates in newcolmblike situations with agents it believes actually exist. It will one box in Newcolmbs problem, and cooperate against an identical duplicate of itself. However it won’t pay in logical counterfactual blackmail, or any source of counterfactual blackmail accomplished with true randomness.
The agent first updates on the evidence that it has, and then takes logical counterfactuals over each possible action. This behaviour means that it only cooperates in newcolmblike situations with agents it believes actually exist. It will one box in Newcolmbs problem, and cooperate against an identical duplicate of itself. However it won’t pay in logical counterfactual blackmail, or any source of counterfactual blackmail accomplished with true randomness.