Because people's threat levels are different. There is nothing you can do to escape from the NSA, for example. But there are things you can do to prevent adve

Because people's threat levels are different. There is nothing you can do to escape from the NSA, for example. But there are things you can do to prevent advertisers, or other adversaries from just getting your data. And for most people, that's what they're looking for. I can't imagine I'm very interesting to the NSA, for example. But I'm probably very interesting to a large number of corporations and organizations competing for my attention.