We should worry about people putting the self-serving values of WhatsApp tribalism ahead of the difficult business of common understanding. To find out more about Tortoise: - Download the Tortoise app - for a listening experience curated by our journalists - Subscribe to Tortoise+ on Apple Podcasts for early access and exclusive content - Become a member and get access to all of Tortoise's premium audio offerings and more If you want to get in touch with us directly about a story, or tell us more about the stories you want to hear about contact [email protected]  Hosted on Acast. See acast.com/privacy for more information.