Ribbit Token Letter: taxonomy, KYA and fintech/frogs passagesSelected pages 4, 16, 29 establish the broad token taxonomy, competing agent-identity providers, and an unnamed fintech/frogs agent allusion. These are roots reused by later articles.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