A more interesting idea is whether "you" cease to exist in the present while "you" travel back in time to meet "you" in the past. Ie, If time travel is possible

A more interesting idea is whether "you" cease to exist in the present while "you" travel back in time to meet "you" in the past. Ie, If time travel is possible, are there "yous" spread across every moment of your existence? That asks questions of our idea of timeless self-identity or "soul" if you like. Like Trigger's Broom [1], are we the same person as we were yesterday? [1] https://youtu.be/LAh8HryVaeY?si=5_URpP6si31KWIWD https://youtu.be/LAh8HryVaeY?si=5_URpP6si31KWIWD