Since it seems to have a ton of "Bonnie and Clyde" elements into the game story, and the multiple protagonists in GTA V really worked, they probably are going to focus much more into this game mechanic (I hope so) and create a history where the character changes is really present into it
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Multiple ways/choices can be really reachable nowadays and, for me, is NEEDED in this kind of sandbox games, cuz they're give you more and more freedom... not having it it's ok, but this gives a HUGE upgrade into the imersion and storytelling. Imagine how many series you can watch from different Youtubers/streamers and everyone of them have a different ending from YOURS)