That Hollywood is credited with predicting the future is something we increasingly take for granted. And it’s true, the props we see on the screen often do turn up in real life. That is only reasonable, since futuristic film and television is the product of the same creative imaginations that propel the invention of new consumer goods. Here are my five favourite examples from my outdated DVD collection of movies and television shows – have a guess at the titles, answers below. Doors that open automatically when you walk towards them, lifts you speak instructions to that can answer back,…