That’s why I said upthread, when this discussion started, was that the only way time travel to the past could possibly work is for there to be an alternate branching timeline created at the moment someone or something is sent back into time.
That’s why I said upthread, when this discussion started, was that the only way time travel to the past could possibly work is for there to be an alternate branching timeline created at the moment someone or something is sent back into time.