Sites like Kalshi and Polymarket are full of superfans willing to put their money where their fandom is, and industry execs are paying attention. A growing number of music fans have turned music-themed prediction markets into more than just a pop-culture casino. They’ve created a community of chart-watching, number-crunching, social-media-monitoring music-industry obsessives. And the music industry is paying attention. Read the #RollingStoneFutureOfMusic deep-dive at the link in our bio. Illustration by Matthew Cooley