Okay, it's a bit of a joke but the corrolaries are intriguing and do make you wonder what the writers of the film might have known and how:
Consider:
Cubs win the 2016 world series.
<img src="https://ih1.redbubble.net/image.110207853.7864/flat,800x800,070,f.u1.jpg" alt="" />
Nike develops self-tying laces.
<a href="http://futurism.com/the-legendary-self-lacing-shoes-have-finally-become-a-reality/">The Legendary Self-Lacing Shoes Have Finally Become a Reality</a>
We already know weather modification and geoengineering have been going on heavily since the mid-nineties, although it started decades earlier:
<a href="http://topdocumentaryfilms.com/what-in-the-world-are-they-spraying/">What in the World Are They Spraying?</a>
The closest living corrolary of Biff just became President:
<img src="http://img.huffingtonpost.com/asset/scalefit_630_noupscale/55a956e91200002c0013566c.jpeg" alt="" />
<img src="http://65.media.tumblr.com/e1981f955e5d07089a8f2c2c70e1dee5/tumblr_mf0x9bVgqc1qi7byco1_500.jpg" alt="" />
<img src="http://esq.h-cdn.co/assets/15/43/980x490/landscape-1445440142-biff-trump.jpg" alt="" />
And finally electrogravitics (aka real hoverboard tech / flying car tech) is going mainstream:
<a href="https://science.slashdot.org/story/16/11/07/2343200/leaked-nasa-paper-suggests-the-impossible-em-drive-really-does-work">Leaked NASA Paper Suggests The 'Impossible' EM Drive Really Does Work </a>
Consider:
Cubs win the 2016 world series.
<img src="https://ih1.redbubble.net/image.110207853.7864/flat,800x800,070,f.u1.jpg" alt="" />
Nike develops self-tying laces.
<a href="http://futurism.com/the-legendary-self-lacing-shoes-have-finally-become-a-reality/">The Legendary Self-Lacing Shoes Have Finally Become a Reality</a>
We already know weather modification and geoengineering have been going on heavily since the mid-nineties, although it started decades earlier:
<a href="http://topdocumentaryfilms.com/what-in-the-world-are-they-spraying/">What in the World Are They Spraying?</a>
The closest living corrolary of Biff just became President:
<img src="http://img.huffingtonpost.com/asset/scalefit_630_noupscale/55a956e91200002c0013566c.jpeg" alt="" />
<img src="http://65.media.tumblr.com/e1981f955e5d07089a8f2c2c70e1dee5/tumblr_mf0x9bVgqc1qi7byco1_500.jpg" alt="" />
<img src="http://esq.h-cdn.co/assets/15/43/980x490/landscape-1445440142-biff-trump.jpg" alt="" />
And finally electrogravitics (aka real hoverboard tech / flying car tech) is going mainstream:
<a href="https://science.slashdot.org/story/16/11/07/2343200/leaked-nasa-paper-suggests-the-impossible-em-drive-really-does-work">Leaked NASA Paper Suggests The 'Impossible' EM Drive Really Does Work </a>