If you take all the factories in the world today, they could make all the parts necessary to build more factories like themselves. So, in a sense, we have a ...

If you take all the factories in the world today, they could make all the parts necessary to build more factories like themselves. So, in a sense, we have a self-replicating industrial system today, but it would take a tremendous effort to copy what we already have.

quote by K. Eric Drexler
Submitted by Lucian Velea
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