Jan Koum’s plan to exit comes after clashing with the parent company over WhatApp’s strategy and Facebook’s attempts to use its personal data and weaken its encryption.
55 billion messages a day: The story of WhatsApp
When Neeraj Arora met with WhatsApp founders Brian Acton and Jan Koum, after completing just more than four years at Google, he instantly fell in love with their vision – to build a communication platform for the world.