In the movie “The Terminator,” released in 1984, director James Cameron and actor Arnold Schwarzenegger introduced the idea that mankind might invent a computer network so intelligent – “Skynet,” it was called – that it would decide humanity is a threat that must be destroyed.

It’s looking less and less like science fiction and more and more like a warning.

Steve Brawner is a syndicated columnist in Arkansas. Email him at Follow him on Twitter at @stevebrawner.