Talk:It's About Time/@comment-75.194.150.126-20120315193006/@comment-68.107.136.215-20120316192131

Technically, it's a "Causality Loop" or "Predestination Paradox"...and actually, like a Feynman Diagram that is time-symmetrical, its not *necessarily* forbidden by the laws of (quantum) physics...though, in the macroscopic universe (the world of big things like people and rocks and stuff) things tend to only go one way in time....