But the *act* of showing them the future would deterministically result in a different future. It is impossible for humans to learn their futures without changing them. We're not zombies, even if we don't have free will. Ever heard of the Grandfather paradox? Same principle.
I suggest you read a little more about determinism (physicalism). Nowhere does it require humans to behave like mindless zombies.
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.