No, because the Bayesian conditioning ends up being used twice. If you and a friend do an experiment independently, and he gets 10 and you later get 12, you mig

No, because the Bayesian conditioning ends up being used twice. If you and a friend do an experiment independently, and he gets 10 and you later get 12, you might justifiably think the answer is closer to 11. But you shouldn’t publish that you got 11. Because then somebody else will see that the measurements were 10 and 11, and think the true answer is closer to 10.5...