To give credit where it’s due, although it doesn’t have the defining classic status of the original, BTTF 2 ’s writers had a surprisingly accurate vision of 2015’s gadgets. We may not ever see the Hoverboard become a reality (and certainly not by 21 October), but the film gets a heck of a lot right, and makes one major oversight. Here, we look back over our favourite gadgets from Back To The Future Part II to see if current tech can match 1989’s dreams