Computers are scary. They're nightmares to fix lose our stuff and on occasion they crash producing the blue screen of death. Steve Jobs knew this. He knew that computers were bulky and hernia-inducing and Darth Vader black. He understood the value of declarative design.
The negative effects of combat were nightmares and I'd get jumpy around certain noises and stuff but you'd have that after a car accident or a bad divorce. Life's filled with trauma. You don't need to go to war to find it it's going to find you. We all deal with it and the effects go away after awhile. At least they did for me.
The American Dream has run out of gas. The car has stopped. It no longer supplies the world with its images its dreams its fantasies. No more. It's over. It supplies the world with its nightmares now: the Kennedy assassination Watergate Vietnam.
Literature boils with the madcap careers of writers brought to the edge by the demands of living on their nerves wringing out their memories and their nightmares to extract meaning truth beauty.