Off Topic — HabitableZone

Off Topic » in reply to Do you think Time Travel will ever be possible?

Well, it either already IS...

(and always has been)

or it never will be!

(unless some strange material conditions of the Universe only allow it during certain times - like for example if the energy density of the Universe {or the local space-time within which travel occurs} needs to be above or below some critical threshold)

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