The Computer Never Travels Backwards in Time, Right?

Time travel wasn't a factor really in the doomed time line, right? I mean, i guess, otherthan the fact that he's reading books from an alternate future. But like, if you run a computer programm on your computer, it will run for the direction that it takes to run,. Ye? And you can run it as many times as you want, and it'll keep doing the same thing - but it e not, once it's finished, it's not like it never happened, right? It's so, i i feel like r our circumstances could passily analogous. We start en ough too make the philosophy happy for me to be able to be in good