That might also be related to how they're now encrypting messages on the handset after partnering up with Open Whisper. https://whispersystems.org/blog/whatsapp

That might also be related to how they're now encrypting messages on the handset after partnering up with Open Whisper. https://whispersystems.org/blog/whatsapp/ https://whispersystems.org/blog/whatsapp/ Edit: this is also pure speculation.