The letter explicitly considers a contrary outcome: personalized agents might increase dependence on dominant platforms holding user data.Preserves the letter’s alternative scenario rather than assuming openness follows automatically.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