God f*ing damn it. Again? He has 99.9% accuracy, problem resolved. Every decision remains identical unless a change of 1/1000 in your calculations causes a different action, which in Newcomboid problems it never should.

Note to anyone and everyone who encounters any sort of hypothetical with a "perfect" predictor; if you write it, always state an error rate, and if you read it then assume one (but not one higher than whatever error rate would make a TDT agent choose to two-box.)