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I doubt that. The iPad is an amazing technical leap over consumer electronics circa 1985 (Pong, Pacman, grainy color TV).
Nonsense. In the previous decade we had gone from the introduction of LED watches to personal computers - by 1985 we had the Apple IIE, which is a bigger leap from what was available in 1975 than the IIE to the iPad. Kubrick included iPad-like devices in 2001 because he thought we would have them. I would have been surprised to see them earlier than 1995, but 2010? Late. Stephenson is right, but he doesn't go far eno…
There hasn't been any period of time like that recently. Progress hasn't been accelerating. The reason we thought we'd have fusion power and moon bases and a cure for cancer is that's the trajectory we were on. So no, progress isn't accelerating at all. It's slowing down, and more perceptibly every day.