"Cyber-" as in cyberpunk comes from cybernetics: control systems.
A key theme in cyberpunk is control and means of escaping or disrupting it. Both of which might be physical violence, chemical (qv Case, or the salaryman), informational, or psychological.
A key theme in cyberpunk is control and means of escaping or disrupting it. Both of which might be physical violence, chemical (qv Case, or the salaryman), informational, or psychological.