In 1985, Doc Brown invents time travel; in 1955, Marty McFly accidentally prevents his parents from meeting, putting his own existence at stake.
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joined the group Back to the Future 7 years, 7 months ago
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joined the group Back to the Future 7 years, 7 months ago
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Patrick A. Weller, LEED AP joined the group Back to the Future 7 years, 7 months ago
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posted an update in the group Back to the Future 9 years, 11 months ago