"I'm old enough to remember when this was a conspiracy theory," joked another. It's not a joke. This kind of technology is profoundly disturbing and creepy.

"I'm old enough to remember when this was a conspiracy theory," joked another. It's not a joke. This kind of technology is profoundly disturbing and creepy. Precisely because when they inevitably attempt to roll it out into the mainstream, they'll be quick to paint all dissenters as tinfoilers, luddites and other nervous nellie types.