Thoughts On Radical Future Medicine

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In 2030, when we have perfected DNA computers and nanomedicine as envisaged by Robert Freitas is in full swing, what will we do for an encore? Futurist Ray Kurzweil proposes replacing DNA inside human cells with nanomachinery that does the same job - but better. This would be a radical break with the past, but would offer new ways to block disease, prevent aging and otherwise upgrade the human body. I'm skeptical that the necessary understanding of our genetic code and all its inferences will be gathered quite this quickly - 50 years sounds more reasonable than 25 to get to this point. We'll see how long it takes to develop nanotech blood cell replacements first...

Link: http://www.kurzweilai.net/news/frame.html?main=news_single.html?id%3D3267