I'm particularly fond of the Back to the Future example of how rapidly and unpredictably technological progress was accelerating, which completely ignored the fact that Back to the Future had a sequel whose tongue-in-cheek version of 2015 based entirely on 1980s culture is pretty much dead on, bar the hovering/flying stuff we haven't got around to inventing yet.
I'm particularly fond of the Back to the Future example of how rapidly and unpredictably technological progress was accelerating, which completely ignored the fact that Back to the Future had a sequel whose tongue-in-cheek version of 2015 based entirely on 1980s culture is pretty much dead on, bar the hovering/flying stuff we haven't got around to inventing yet.