We're All Living Inside A Giant Computer (And Our Realities Are Being Changed By It)

"After a while, successful simulated machines displace and overtake the machines they originally imitated. The word processor is no longer just a simulated typewriter or secretary, but a first-order tool for producing written materials of all kinds. Eventually, if they thrive, simulated machines become just machines. Today, computation overall is doing this. There’s not much work and play left that computers don’t handle. And so, the computer is splitting from its origins a