In this episode, Ben Fisch, CEO of Espresso Systems, delves into the complexities of rollup interoperability and shared sequencing. He explains Espresso's innovative two-component system: a fast finality service and a marketplace for sequencing rights. The discussion covers the benefits of coordinated sequencing, challenges in crosschain communication, and the potential for synchronous composability across different blockchain ecosystems. Ben also addresses concerns about MEV exposure and outlines strategies for balancing risks and benefits in this evolving landscape.

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Join us at Permissionless III Oct 9-11. Use code: EXPANSION10 for a 10% discount: https://blockworks.co/event/permissionless-iii

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Timestamps:

(00:00) Introduction

(02:55) Shared Sequencing Landscape Today

(06:02) Base Sequencing

(17:39) Permissionless III Ad

(19:11) Shared Sequencing Marketplace

(32:55) Rise of Superchains

(43:46) Standards of Crosschain Communication

(48:41) MEV Exposure

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Disclaimer

Expansion was kickstarted by a grant from the Celestia Foundation.

Nothing said on Expansion 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. Rex, Jon, and our guests may hold positions in the companies, funds, or projects discussed.