Also see Greg Bear's
Blood Music, which came out a year before
Neuromancer.
There was also an early book about VR, which I can't remember the name of. It was about a reviewer of "apples" which gave the people who ate them something like a VR experience.
Finally, the grandaddy of all of these was The Machine Stops[1], by E. M. Forster. Written in 1909, it predicted virtual reality, something like the internet, internet addiction, chat rooms, and more.
[1] - https://web.cs.ucdavis.edu/~rogaway/classes/188/materials/th...