The Matrix got many otherwise not-so-philosophical minds ruminating on the nature of reality. But the scenario depicted in the movie is ridiculous: human brains being kept in tanks by intelligent machines just to produce power.
There is, however, a related scenario that is more plausible and a serious line of reasoning that leads from the possibility of this scenario to a striking conclusion about the world we live in. I call this the simulation argument. Perhaps its most startling lesson is that there is a significant probability that you are living in computer simulation. I mean this literally: if the simulation hypothesis is true, you exist in a virtual reality simulated in a computer built by some advanced civilisation. Your brain, too, is merely a part of that simulation. What grounds could we have for taking this hypothesis seriously? Before getting to the gist of the simulation argument, let us consider some of its preliminaries. One of these is the assumption of “substrate independence”. This is the idea that conscious minds could in principle be implemented not only on carbon-based biological neurons (such as those inside your head) but also on some other computational substrate such as silicon-based processors.
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Now we get to the core of the simulation argument. This does not purport to demonstrate that you are in a simulation. Instead, it shows that we should accept as true at least one of the following three propositions:
(1) The chances that a species at our current level of development can avoid going extinct before becoming technologically mature is negligibly small
(2) Almost no technologically mature civilisations are interested in running computer simulations of minds like ours
(3) You are almost certainly in a simulation.
LinK
http://www.simulation-argument.com/matrix.htmlNick Bostrom is a British Academy postdoctoral fellow in the philosophy faculty at Oxford University. His simulation argument is published in The Philosophical Quarterly. A preprint of the original paper is available at www.simulation-argument.com.
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OK DAMNIT I WANT THAT STEAK TO TASTE GOOD
SO........................GIVE ME THE PILL WHERE WE DON'T HAVE TO THINK.