I think if someone had somehow had a dream in which they had seen our smartphone technology as it is today in the 1950s, and they’d written a science fiction story, I doubt they would have been able to publish it. It would be so hard to tell a story while you’re simultaneously describing this thing that these people do with these weird little pocket television sets they all have.
(Some background, in the form of a previous interview, with audio, here.)
From all indications, Gibson has plunged fully into templexity with this one (although multiple time-lines count as an evasion for hard-paradoxicalists). Take it as a message from the future.