John Collison becomes world's youngest self-made billionaire
US-based online payments startup Stripe's 26-year-old Co-founder, John Collison has become the world's youngest self-made billionaire with a net worth of $1.1 billion. Until now, Snapchat's CEO Evan Spiegel, two months older to Collison, was the world's youngest self-made billionaire. Collison became a billionaire after Stripe raised $150 million at a valuation of $9.2 billion, as per Forbes. 