This is worth reading. We all know the solution and a Devlin style reasoning was intuitive and convincing enough for me. But the author has a point: "In fact

This is worth reading. We all know the solution and a Devlin style reasoning was intuitive and convincing enough for me. But the author has a point: "In fact, these prior probabilities are completely irrelevant ..." (did not know that Leibniz got a very basic probability wrong)