Or, if you kill your grandfather, the person that would have eventually looked like you, acted like you, and thus found a time-travel device like you, will never exist. But you still would, because you do, even though your parents may not be born yet.
Therefore, it is absolutely necessary to kill your own grandfather if you happen to travel to the past, or else you wind up fighting evil clones. Yep.
MMMMMM time travel.
The problem is, everywhen he goes, he will always be in the present.
That suit needs a dial or something.
Or, if you kill your grandfather, the person that would have eventually looked like you, acted like you, and thus found a time-travel device like you, will never exist. But you still would, because you do, even though your parents may not be born yet.
Therefore, it is absolutely necessary to kill your own grandfather if you happen to travel to the past, or else you wind up fighting evil clones. Yep.