Tiny, even microscopic, cameras, deployed ubiquitously, should worry us in any number of ways. Individuals will lose even more of their privacy. Companies will find it difficult to maintain traditional notions of trade secrets. And governments will confront a world in which, to some extent, people will spy on the official snoops, not just the other way around.
Technology has already led to some of these changes in what for the most part are relatively small ways compared with what’s coming.