When I was child I used to believe the future going to be similar like in the film Back to the future part 2
A childhood belief about films

others believed things like this
- I used to believe that the hoverboards in Back to the Future 2 were real.— Negman
- I used to believe that the cars of the future could fly.Anon
- When a grown-up is shown as a child, it was actually them, and the film took 20+ years to produceAnon
- I used to believe that an animated film meant that the film had live animals in it.— reverb
- When I was a child, I used to believe that Catalonia was the unique part of land of the world.Anon
- I used to believe an "Ego" was a kind of hair style, similar to a mullet.Anon