Developers often praise their games as "anything can happen in a playthrough," or how "you can choose how to play yourself", which in reality is actually Fairly limited. In the case of the Days Gone, it seems, there is a possibility that promises and praise are still closer to reality.
E3 showed gameplay during which it was possible to see how the human opponents struggle, and various gameplay mechanics. A new gameplay trailer has recently been shown, which is happening this winter, and we can see how different things are happening when a player moves on a different path, how enemies react differently, and more mechanics and functionality in the game.
Below you see both trailers