I hesitate to predict whether this theory is true. But if the general opinion of Mankind is optimistic then we're in for a period of extreme popularity for science fiction.
Bikes and planes aren't about going fast or having fun; they're toys, but serious ones.
I can jog, but I can't run. That's hard for me. I like the fact that I can jog for fitness, but to me there's a huge difference between jogging and running.

