[nerd alert] imho the best time travel novel is Fritz Lieber’s “The Big Time.”
His take was that there’s a Law Of Conservation Of Reality; there’s one timeline that resists alteration. If you go back and shoot Hitler, he’ll survive. Only through an army of time travelers, working up and down the timeline, can any changes occur.
[nerd alert] imho the best time travel novel is Fritz Lieber’s “The Big Time.”
His take was that there’s a Law Of Conservation Of Reality; there’s one timeline that resists alteration. If you go back and shoot Hitler, he’ll survive. Only through an army of time travelers, working up and down the timeline, can any changes occur.