John Brunner's 1975 novel
Shockwave Rider is on sale at Amazon US for $1.99.
The title comes from Alvin Toffler's book
Future Shock and is notable for coining the word "worm" to refer to a self-propagating program that spreads through a computer network.
https://www.amazon.com/exec/obidos/A...5M42/sfsi0c-20