You can never change history even if you can time travel. How did you manage to kill your own grandpa before you were born again?

You do relize there are like five different types of time travel. You could just as easily pull a future Trunks as you could a Marty McFly.

Theirs zero different types of time travel

I meant in fiction pedant. And there is one type of time travel, forward.

Ooh, the uberpedant. That’s a rare one

Theres five or four of us!