We live in a unique time in our technological history. The cameras are ubiquitous, but we can still see them. ID checks are everywhere, but we still know they're going on. Computers inherently generate personal data, and everyone leaves an audit trail everywhere they go.Bruce Schneier, internationally-renowned cryptographer, technologist and author, shares his vision of current and future technologies' effects on privacy. Schneier rejects the traditional "security vs. privacy" dichotomy in favor of a more subtle and realistic one.Data is the pollution problem of the information age and we need to start thinking about how to deal with it.