Thought experiments are supposed to tell us something interesting, by simplifying details while preserving the crux of the matter. Otherwise their values are questionable.
I could have asked "If I could dip my head into a black hole and take it out again, what will I see?" That is also a thought experiment, just not a useful one.
I could have asked "If I could dip my head into a black hole and take it out again, what will I see?" That is also a thought experiment, just not a useful one.