Facebook Messenger adds some essential features to its end-to-end encrypted chats

Meta's Facebook Messenger is gaining some new features today for its end-to-end encrypted chats, although these are still entirely optional and opt-in, unlike WhatsApp, also owned by Meta, where the end-to-end encryption is the default. That's an important distinction to keep in mind - in Messenger, you need to specifically go to the menu and open a special end-to-end encrypted chat if you want to. If you are the type of person to do that, you'll be happy to know that from now on you aren't restricted to one-on-one chats anymore - end-to-end encrypted group chats and calls (both voice and...