Cyberspace, the world wide web, simstim, rogue AI’s - some of its technological predictions have already become ubiquitous.
Jack Womack even believes that Gibson’s ideas came to life in a sort of self-fulfilling prophecy: Serving as a blue-print for engineers cum readers, shaping their understanding of the inner workings of the web. Well, why not. If you’re trying to fill a void with metaphors, you’ll probably use the ones you’re most familiar with.
For an extensive look at yesterday’s cyber-future today, go read Mark Sullivan’s Neuromancer turns 25: What it got right, what it got wrong. Oh, and this: 8 Bits vs. Spring features art & music inspired by Neuromancer.