Imagine a computer powerful enough to look at a kind-of closed system like the Earth, and walk backwards through a simulation that allows you to see what "actua

Imagine a computer powerful enough to look at a kind-of closed system like the Earth, and walk backwards through a simulation that allows you to see what "actually" happened, listen to conversations, all of that. Who would look out for the poor historians? It would make for a sweet game show actually, have a panel of historians make their best predictions on what really happened at an event, then "roll the footage!"