A metallurgist's doubts about self-replicating probes

冶金学家对自复制探测器的质疑

HN Points: 133 / 62 comments | Author: EA-3167 | HN Discussion: item?id=48887810 | Source: www.centauri-dreams.org

Original Article

Thanks for this. These are the sorts of clearheaded questions that must be asked if discussions of advanced and/or extraterrestrial technologies are to move beyond pleasant speculation and “get real.”

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