Reality Break

"The subconscious did not exist anywhere until Freud wrote about it at the beginning of the twentieth century" --from The Art of Reading Dragons

True? False? An interesting starting point for long-winded discussion at any rate. On the same theme, from an entirely different angle, is the possibile time-irrelevant nature of quantum action. Choices today can(?) affect the past. Greg Egan takes this idea and runs with it on a macro scale in Distress.