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God (Programmer) – Wikiversity

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Reminds me of a joke:

A doctor, an architect and a programmer talk about their professions. "Mine is the oldest", says the doctor, "as everybody knows God created Eve from the rib of Adam, and that's definitely a medical operation". "Right", says the architect, "but in fact architect is even older - it's definitely an architectural project to create the world from chaos". At this point programmer kicks back in the chair and gives friends a mysterious look. "Who, do you think, created the chaos?"

(copied from https://news.ycombinator.com/item?id=25855674)

How is it possible to simulate an entire universe within a universe. Wouldn't you run into fundamental computational limits?

There are two main possibilities here, either the simulated universe is simpler (a 4d universe simulating a 3d one for example) or you only simulate consciousness and the bare minimum needed to make it believe that it's in a persistent environment.

Just turn the resolution down, don't render anything smaller than the Planck length.

Neil deGrasse Tyson put the odds at 50-50 that our entire existence is a program on someone else’s hard drive

(°0°)

Now I wonder if our simulation is written in Rust or a GC-ed language because It doesn't segfault.

How would you know if a segfault occurred? The simulation crashing would halt your own consciousness as well. It will probably be fine though, they started with a stress test of extreme conditions back at what we call the big bang.

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