Who knew that paranoia could be so generous? Not only does it allow you to worry about a larger fraction of the world's hazards, it can even increase the number of potential hazards for you to worry about.

I read ads on the subway, so I know that you can't be too careful these days. There are no bounds, for example, to the treachery my dog might be perpetrating while I'm hard at work, and it is essential, therefore, to have a 7 day rolling video archive of so that, say, 5 days after the shredding of a particularly valuable …

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