WhatsApp tries damage limitation

This morning’s Observer column:

In the last two years, around two dozen people in India have been killed by lynch mobs inflamed by rumours on WhatsApp, the encrypted messaging service owned by Facebook. WhatsApp has also been fingered for its role in other hateful or unsavoury episodes in Brazil and Pakistan. In each case, the accusation is essentially the same: disinformation and lies, often of an inflammatory kind, are effortlessly disseminated by WhatsApp and obviously believed by some of the recipients, who are thereby encouraged to do terrible things.

In terms of software architecture and interface design, WhatsApp is a lovely system, which is why it is a favourite of families, not to mention Westminster plotters, who are allegedly addicted to it. Its USP is that messages on the platform are encrypted end to end, which means that not even Facebook, the app’s owner, can read them. This is either a feature or a bug, depending on your point of view. If you’re a user, then it’s a feature because it guarantees that your deathless prose is impenetrable to snoopers; if you’re a spook or a cop, then it’s definitely a bug, because you can’t read the damned messages.

A few years ago, WhatsApp added a key new feature – an easy way to forward a message to multiple chat groups at once…

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