I think part of it is that some people say a person is 20 petaflops of compute So if we have that much compute power already why can't we just configure it in

I think part of it is that some people say a person is 20 petaflops of compute So if we have that much compute power already why can't we just configure it in the right way to match a human brain? I'm not sure I totally buy that logic though, since I would think the architecture/efficiency of a brain is way different from a computer