David Marcus: How I Came to Lead PayPal; Why FB's Crypto Failed; How AI Fixes Inequality | E1001David Marcus discusses payment infrastructure, the failure of Facebook’s crypto project, Lightspark and AI’s potential impact on inequality.TIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse