I just recently finished the novel 11-22-63 by Stephen King. The date in the title is the day that President Kennedy was assassinated. It is a date that anyone who lived through that time would recognize. I suppose it would be equivalent of September 11 th , 2001 for anyone who was alive on that date, or December 7 th , 1941 for anyone who was alive then. This is a book about time travel. Our protagonist (Jake) is shown a portal that leads him back to 1958. Al, the man who shows him this portal, wanted to use it to prevent the assassination but Al came down with cancer and is unable to do the job so he encourages Jake to do it. Jake is reluctant to do this because he doesn’t know what the consequences would be. Right on Jake. The whole thing sounded like a really bad idea to me. You can imagine how even small changes in the past can mushroom into larger changes to history over time. But to alter a seminal event like the assassination of a president would have to have en...