Trivia: The line "come with me if you wanna live" is said by Sarah Connor for the first time in the franchise.
Trivia: It took 12 months to digitally alter bodybuilder Brett Azar into a young Arnold Schwarzenegger in 35 scenes, which accounts for less than 5 minutes of screen time.
Chosen answer: If we accept the theory that alternate timelines even exist, branching off every time there is deliberate interference through time travel, then it becomes entirely possible for time travelers to continue existing in alternate timelines, even if they erased their own origins.
Charles Austin Miller