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The simulation argument is very, very, very silly. Here's why: Suppose you have some universe with volume V, and some number of simulations inside it with vol
by fallingfrog 5y ago
The simulation argument is very, very, very silly. Here's why:
Suppose you have some universe with volume V, and some number of simulations inside it with volumes v1, v2, v3.
Now if you naively count the number of "universes", as proponents of the simulation idea appear to be doing, then yes, 1 + 1 + 1 > 1. By integer count there are more simulated universes. Congratulations, you can add.
This, is stupid.
Because no matter how many simulations are contained in the parent universe, by volume, v1 + v2 + v3 + ... + vn < V. The total amount of available space in the real universe is much, much greater. For example, let's say you have a supercomputer somewhere performing a detailed simulation of a hydrogen atom. Now let's say you are given a hydrogen atom and are asked to guess whether it's the simulated one or one of the real ones. Well, the number of simulated atoms is one. But the number of real ones is around 10^82. Even though there is one real universe and one simulated "universe", that does not imply that the hydrogen atom is equally likely to come from either one. Not even remotely close to it.
And that's true always and obviously.
(Note: by "volume" here I would mean specifically the amount of information contained or the degrees of freedom, as I do realize the physics can be different in the simulated universe).
- thfuran 5y ago>And that's true always and obviously. Is it obviously always true under arbitrarily different laws of physics?
- fallingfrog 5y agoBecause there must exist at least one bit of information in the real universe for every simulated bit of information. And unless virtually all matter in the universe is dedicated to running simulations (an absurd assumption to make) and unless the simulation is preposterously efficient, the ratio will be nowhere near 1:1 Which laws of physics you choose are irrelevant; information is information.