In this weekly recap, we cover:

• Polymarket and Kalshi Score Big: Rival prediction markets draw over $385 million in fresh funding as event-based crypto trading heats up.
• Fiserv Bets on Stablecoins: The fintech giant unveils a Solana-powered platform for small banks, joining forces with Circle, Paxos, and PayPal.
• Trump Media’s ETF Advances: The NYSE files to list a dual bitcoin-ether ETF backed by Trump Media and Crypto.com.
• Celestia Targets Token Inflation: A proposed shift from staking to “Proof of Governance” aims to save a sinking token.
• Ethereum Chases Speed and ZK Scale: Devs propose faster blocks as Matter Labs unveils a breakthrough zkVM.
• OKX Eyes Wall Street: Fresh off a $500M U.S. settlement, the exchange considers a public listing.
• FTX vs. 3AC Heats Up: FTX tries to block a $1.5B claim, calling it inflated and baseless.
• Reddit Considers Iris Scans: The platform may adopt World ID tech to verify users without compromising anonymity.