To me, as an avid sci-fi fantasy adventure movie fan, the 80's movie Back to the Future and its sequels have had been a very entertaining movie trilogy, about the hilarious antics of a high school student Marty (Michael J Fox) and his close friend Doc (Christopher Lloyd), who happened to be a maverick scientist. both of whom  were  accidentally sent 30 years into the past in a time-traveling DeLorean.

I didn't know there were innovation lessons to learn. Here they are: