Dr. Jim Rosen offered his colleague Dr. Julia Summers proof of his invention.


    “You see, in this holo-recording, Julia, I traveled back and returned.”


    “Jim, only first-hand evidence would demonstrate, besides time travel is impossible.”


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    “What? Julia, are you calling me a liar?”


    “No, but I suggest that you put a lid on this.”


    “Are you concerned about paradoxes?”


    “No, Jim, I know that time travel is impossible.”


    “But I’ve proven ….”


    “That’s unlikely, Jim. You might’ve actually proven we live in a simulation by hacking the code behind ‘time’s arrow,’ which would be much more catastrophic than killing grandfathers.”