You know WhatsApp's Android developers have finished hibernating when they start throwing one build after the other like a going out of business sale. In the past couple of weeks, they unleashed the new emojis on everyone then proceeded to launch an official Play Store beta program and update the latter with miscellaneous things before starting to test the new documents sharing option. In the latest incarnations of the app between 2.12.493 and 2.12.500, a few other interface changes snuck in, one of which points to an important shift in WhatsApp's way of doing things.

Emphasis on end-to-end encryption

First, if you're on version 2.12.498, you might notice a new message inside chat windows confirming that this chat is now end-to-end encrypted.

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