You'd have to play it judiciously - it would choke and die if you tried to actually write your way through years worth of main-plot-with-small-changes, but if you kept it in the "series of scenes" format, it could be pretty cool.
...and it might well be one of those stories that leaves people screaming for a sequel, where writing the sequel is a mistake.
...and it might well be one of those stories that leaves people screaming for a sequel, where writing the sequel is a mistake.