I don't know what's going to happen to encrypted mail, but I can answer your last question. Burned once, consumers will choose security over convenience. They

I don't know what's going to happen to encrypted mail, but I can answer your last question. Burned once, consumers will choose security over convenience. They'll even go so far as to choose inconvenience on the assumption that it makes them safer. Witness people's acceptance of inconvenient airport security, even as baggage went on totally unscreened.