It's held up incredibly well. His predictions are conservative and wise; he implies the technology exponential, technology that improves technology, when it was more mistakable as linear.

He also associates automation and communication in a way that's maybe obvious with the internet, but I'd guess was not obvious then. Even now, I think most of us think of improving communication as side effect of automation not "fundamental" to it. It reminds me of Block's view of AI as a communication medium.