Could IoT nanoswarms be coming soon?

Long-time players of ’80s role-playing game Cyberpunk 2020 and the more recent Eclipse Phase are acutely aware of the potential uses and risks that come from swarms of intelligently-connected nano-scale machines. In science-fiction worlds commonly depicted in these games, as well as an entire genre of movies, books, and video games, nanoswarms are old hat. But, what...