# Sharing a Sequencer Is Caring About Interoperability | Ben Fisch - Espresso Systems

- Speakers: Ben Fisch
- Channel: [Ethereum Denver](https://streameth.org/ethereum-denver)
- Date: 2024-10-09
- Duration: 19:23
- Topics: blockchain, web3, ethereum
- Watch: https://streameth.org/watch/yt-KWiHSkLa7xQ
- YouTube: https://www.youtube.com/watch?v=KWiHSkLa7xQ

## Description

Application composability has always been a driver of Ethereum’s network effects. Fragmenting Ethereum into many siloed rollups harms interoperability and liquidity. By sharing a sequencer, rollups regain interoperability through atomic bundles, shared block auctions, and safer fast bridging.

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