-- Nitesh Singh

Nanoparticles inside humans: a topic apparently at about the same level of knowledge today, as when the girls who used to paint Radium-containing pigments onto watch dials: 'pointed' the tiny brushes.
With their lips.

We've blown it re nuclear weapons 'control', but those are Expensive to make big and in hugely-unnecessary quantities. Let us not blow This one..

Anyone see the Dr Who episode re the alien 'medical ship' and its repair-nanobots?
The algorithm for that 'repair' was just One of the ways to get it so Wrong
-- that you become fodder for another species' fav Sci Fi stories.

I no nanophobe; I a nanoagnostic Until: LOTS. more. work. is. done.
and each experiment performed within very-Very secure facilities like, say?
the silo in Crichton's first blockbuster
(just after he'd dropped medicine to become vastly richer.)