Welcome to The Nonlinear Library, where we use Text-to-Speech software to convert the best writing from the Rationalist and EA communities into audio. This is: Why prediction markets aren't popular, published by Nick Whitaker on May 20, 2024 on The Effective Altruism Forum.I argue with J. Zachary Mazlish that, among other things, regulation is not the primary obstacle to prediction markets, so philanthropic dollars should not be used to lobby for their deregulation.Thanks for listening. To help us out with The Nonlinear Library or to learn more, please visit nonlinear.org