MOLLY 2004: Okay, so I’ll have all these nanobots in my bloodstream. Aside from being able to sit at the bottom of my pool for hours, what else is this going to do for me? RAY: It will keep you healthy. They’ll destroy pathogens such as bacteria, viruses, and cancer cells, and they won’t be subject to the various pitfalls of the immune system, such as autoimmune reactions. Unlike your biological immune system, if you don’t like what the nanobots are doing, you can tell them to do something different. MOLLY 2004: You mean, send my nanobots an e-mail? Like, Hey, nanobots, stop destroying those
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