Espresso Analysis: How to Solve the Fragmentation and Centralized Sequencing Dilemma of Rollups Espresso is building a decentralized shared sequencer and confirmation layer to address Rollup fragmentation and centralization. Using its HotShot consensus, it provides fast finality and ensures only confirmed blocks settle on Ethereum, improving censorship resistance. With cross-chain tools like Presto and integrations across 20+ chains, Espresso aims to become core infrastructure for the modular Rollup ecosystem.