system
Given the following post, respond as if you're commenting on Reddit:
human
[Watchmen] With Dr. Manhattan perceiving time as happening simultaneously; does he view his life as like a series of memories, since he's more or less along for the ride and can't change anything and how does that work? If he knows about future events how is it impossible to alter the future?
gpt
It's the same as your memories, but being able to replay them perfectly with all senses present. He can do this along his timeline, however far forward and back he likes.

He essentially moves into a scene like in a play, and says his lines till he gets bored and visits a different scene.