I like the Back to the Future trilogy for many reasons.  Along with Jaws II and Die Hard II, Back to the Future II and III are among the very few sequels that are as good as or even better than the original.  And unlike Jurassic Park III or The Core, the Back to the Future storyline is also scientifically credible.  Once you accept the premise that time travel is possible in a converted DeLorean, everything else in the story logically follows.

One lesson I draw from Back to the Future II is the difficulty of predicting the future.  It’s sobering to realize that we are little more than five years away from 2015, the time of the futuristic society depicted in Back to the Future II, yet we don’t have any of the futuristic devices from the movie:  flying cars, hoverboard with or without power (or anything else that can defy gravity), fully automated coffee shops or gas stations without human staff, auto-adjusting and auto-drying clothes, self-tying sneakers, instant food hydrators, voice-operated TV, knobless doors with thumbprint readers, etc.  In fact, with the