Earlier quoted context omitted.
I think the true wisdom in past future predictions is something that people didn't get right. For example another (my) take on the three first predictions, that you listed as successes, are: no practical text-to-speech(1), no truly intercontinental trains(2), no robots on construction sites(3) If you look it from that perspecive, there's something to be learned. It's easy to vision, but it's difficult to understand w…
"no practical text-to-speech" Huh? How do you figure? I use text-to-speech all the time and besides sounding distinctly robotic, it works extremely well. And the current state-of-the-art stuff is damn near as good as HAL9000. EDIT: and we do have practical home robots, they're called roombas and programmable microwaves. They just don't look like something out of the Jetsons, and we've seen the technology improve over…
Roomba, on the otherhand, is a pathetic, if you compare it to visions.