Encryption doesn't just protect your message in transit. It also positively identifies you as a sender. This way, the feds not only get the contents of your s

Encryption doesn't just protect your message in transit. It also positively identifies you as a sender. This way, the feds not only get the contents of your searches, but they can positively prove that you are the one that initiated the search, so they can lock up "subversives" that much more easily.