This has been revealed many times befor.
in interviews with the writer and director.
www.thedailybeast.com/articles/2015/10/21/how-back-to-the-future-predicted-trump.html
www.theguardian.com/film/2016/feb/14/pop-culture-make-us-president-donald-trump-biff-back-to-the-future
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tubaman, Sun 31 Jul 2016, 3:52,
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