0xResearch Cross-Post: The Bandwidth Bottleneck Holding Blockchains Back | DoubleZero

In this episode, we’re joined by Austin Federa and Mateo Ward to dive into DoubleZero! They explain why bandwidth—not compute—is the real blockchain bottleneck, and how DoubleZero addresses it. We also cover validator economics, token incentives, critiques on DePIN, performance benchmarks, and plans for Solana and beyond. Thanks for tuning in! As always, remember this podcast is for informational purposes only, and any views expressed by anyone on the show are solely their opinions, not financial advice. -- Ledger, the global leader in digital asset security, proudly sponsors Bell Curve! As Ledger celebrates 10 years of securing 20% of global crypto, it remains the top choice for securing your assets. Buy a LEDGER™ device now, and build confidently, knowing your BTC, ETH, SOL, and more are safe. Buy now on https://shop.ledger.com/?r=1da180a5de00. -- Citrea is the first zero-knowledge rollup to enhance the capabilities of Bitcoin blockspace and enable Bitcoin applications (₿apps). Citrea is optimistically verified by Bitcoin, offering the most Bitcoin-secured and native way to extend BTC’s utility to DeFi.  Learn more about Citrea: https://citrea.xyz/?utm_source=bellcurve&utm_medium=podcast&utm_campaign=website_promo  Follow Citrea on X/Twitter for the latest on its journey to mainnet: https://x.com/citrea_xyz -- Grab your tickets to Permissionless IV. Use code BELL10 for 10% off: https://blockworks.co/event/permissionless-iv -- Timestamps: (0:00) Introduction (2:11) What is DoubleZero and Why Do We Need It? (12:26) Ledger Ad (12:44) DoubleZero Stakeholders (18:44) DoubleZero Tokenomics and the Problem with DePIN (23:45) Ledger Ad (24:20) Solving the Cold Start Problem (28:30) Performance Improvments Using DoubleZero (40:04) Citrea Ad (40:33) Expanding to Other Chains (45:01) Thoughts on Multicast (48:49) The DePIN Label (52:32) Reflecting and Closing Comments -- Disclaimer: Nothing said on Bell Curve is a recommendation to buy or sell securities or tokens. This podcast is for informational purposes only, and any views expressed by anyone on the show are solely our opinions, not financial advice. Mike, Jason, Michael, Vance and our guests may hold positions in the companies, funds, or projects discussed.