You could look at the Standard Dispute over “If a tree falls in the forest, and no one hears it, does it make a sound?,” and you could do the Traditional Rationalist thing: Observe that the two don’t disagree on any point of anticipated experience, and triumphantly declare the argument pointless. That happens to be correct in this particular case; but, as a question of cognitive science, why did the arguers make that mistake in the first place?
