So someday in the near future hopefully rather than having a foot or a leg amputated we'll just give you an injection of the cells and restore the blood flow. We've also created entire tubes of red blood cells from scratch in the laboratory. So there are a lot of exciting things in the pipeline.
Web 2.0 ideas have a chirpy cheerful rhetoric to them but I think they consistently express a profound pessimism about humans human nature and the human future.
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I shall go further and say that even if an examination of the past could lead to any valid prediction concerning man's future that prediction would be the contrary of reassuring.
