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At this point it feels like we’d required the resources of an entire planet to run a single full-fidelity virtual brain. Which leads to interesting science fiction premises.



Or one entire actual brain - if it can be done once by natural selection, it can be done more efficiently again by a designer.

Time exists because the universe doesn't do calculations - the only way to see the outcome is to do the thing. See: The Three Body Problem


See: https://news.ycombinator.com/item?id=40508705


Last I heard (I am not a brain scientist) we don't really know what fidelity we would need.

https://en.wikipedia.org/wiki/Mind_uploading#/media/File:Who...




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