Originally Posted by BiggerJ
I'd like to see a peek at the alternate 1986 caused by Marty's actions in Episode 1. We know that Arthur McFly undoubtedly goes to prison, but it's possible that Kid Tannen avoids prison as a result, resulting in a different life for his son Biff - not just a better life, but one without George McFly.
I never was planning to show the alternate future from this timeline, but you are on to something. A future without McFlys and Biff leading a good life... now I have to involve that somehow!