Quote:
Originally Posted by arsenal
Umm, one of the limitations of time travel is that you cannot go back in time before the machine was created. So even if a time machine was created 100 years from now, our future selves would not be able to give us the technology today.
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Hrm, couldn't you bring the 'machine' back in time with you? If a person could go back in time, why couldn't a device?