> naturally emergent nanobots That's an astonishing thought. "Look at all those bacteria that we cannot possibly eliminate with conventional means!" - "Well, m

> naturally emergent nanobots That's an astonishing thought. "Look at all those bacteria that we cannot possibly eliminate with conventional means!" - "Well, maybe in the future, we could build nanobots that kill them individually...". Yep, already there. Viruses. Really seems like a terrific shortcut.