Polybius: The Most Dangerous Arcade Game Ever Made. A Dive into Some Arcade Lore

Maybe it existed in some other place and time, but we will never truly know. This article reminds me a little bit of Philip K. Dick's writings on alternate timelines. People remember a lot of things differently. Your memory of what happened in the past can actively change as you get older. The past might be fixed but your interpretation of it is not.

There's also a PKD short story about an alien pinball machine that fights back