– Is this normal? – I don't know! I can’t blame them entirely, though, we’re dealing with some pretty heady concepts It travels forward only towards the B end, and when it gets there the feed runs down parabolically until it just stops, but it doesn't, it curves back around towards the A end Including the most mind-boggling misfortune of all, the terrifying Temporal Paradox If you change the past in a way that contradicts the future, like going back in time to kill your own grandpa, it creates a paradox basically, an impossible situation If granddad dies before he conceives your father, that means you’ll never be born But if that’s the case, how could you have gone back in time to whack him in the first place? This is heavy! Let’s get this out of the way, the space-time continuum doesn’t handle inconsistencies well, And if you’re not careful, you might be erased from existence entirely Prime example: Marty in ‘Back to the Future