[BigJ]

If someone invented time travel...

and went back in time to accomplish something, and did it...

Then, in the present, they wouldn't have a reason to invent time travel...

And thus, wouldn't invent time travel...

And thus, the task the person accomplished wasn't completed...

so they invented invent time travel...

and went back in time to accomplish something, and did it...

Then, in the present, they wouldn't have a reason to invent time travel...

And thus, wouldn't invent time travel...

And thus, the task the person accomplished wasn't completed...

so they invented invent time travel...

and went back in time to accomplish something, and did it...

Then, in the present, they wouldn't have a reason to invent time travel...

And thus, wouldn't invent time travel...

And thus, the task the person accomplished wasn't completed...

so they invented invent time travel...