system
A chat on subreddit /r/me_irl
human
Red is more certain of outcome. So I would choose red
gpt
Blue is certain of outcome.
Depends on which time theory we are being asked to subscribe to, we have: Back to the Future, Doctor Who, 12 Monkeys, Looper, Predestination, Primer.
 At least Back to the Future and Primer  skirts the premise of multiple yous in the same timeline.