Many forms of spying devices are available that are a lot more sophisticated, and not necessarily more expensive. National secret services, business companies, terrorist organizations, and other organized criminals spy on us, big or small. And the least of their interest is what we look like in the nude.

If you think you need not worry, since you have nothing to hide, think again. Consider the case that you support a political movement: an opponent who has all the data can certainly find weak spots in some of you leaders' lives, and expose or blackmail them.

We need better private counter-intelligence than shotguns and metal locks, and we need it quickly.