Then there's #iMessage, Apple's default messaging tool - "default" in the sense that there's no way to use other apps without taking additional steps. IMessage has #EndToEndEncryption - but only when you're communicating with other Apple customers. The instant an Android user is added to a chat or group chat, the entire conversation flips to SMS, an insecure, trivially hacked privacy nightmare that debuted 38 years ago - the year Wayne's World had its first cinematic run.