🌊 Why Does Ethereum Need Puffer UniFi? (2) Ethereum doesn’t have a shortage of liquidity. It has a problem making that liquidity accessible across an increasingly fragmented ecosystem. Think about it. Ethereum has become the home of onchain finance, with billions of dollars in stablecoins, DeFi liquidity, and tokenized assets. But as Ethereum scales through rollups, something interesting happens. Every new rollup brings more execution capacity, lower costs, and better performance. The trade-offs? Liquidity fragmentation and sequencer centralization. 1️⃣ Fragmented Liquidity Assets and applications are spread across different execution environments, each with its own state and liquidity pools. Moving value between them often requires bridges, asynchronous messaging, or liquidity providers maintaining capital across multiple chains. We’re scaling execution, but making Ethereum’s liquidity harder to use as one connected financial system. 2️⃣ Centralized Sequencing Many rollups rely on centralized sequencers to order transactions. While this allows for fast execution, it also introduces additional trust assumptions and potential risks around censorship, transaction ordering, and sequencer availability. Even when transaction validity and settlement are secured by Ethereum, sequencing can remain dependent on a single operator. So here’s the question: Can we scale Ethereum without sacrificing composability and decentralization? That’s what we’re working toward with @puffer_unifi. Puffer UniFi is building an Ethereum-aligned Based Rollup infrastructure stack designed to address both challenges. ⚡ Dedicated execution: Applications can have their own high-performance execution environments tailored to their needs. 🔗 Synchronous composability: Rollups built on the Puffer UniFi stack are designed to interact with Ethereum L1 liquidity and smart contracts through coordinated, atomic transactions. 🔐 Ethereum-aligned sequencing: Based sequencing is designed to bring transaction ordering into alignment with Ethereum’s validator infrastructure, reducing reliance on independent centralized sequencers. Imagine a DeFi application running on a dedicated rollup while accessing liquidity from Aave or Uniswap on Ethereum L1, without bridging assets into a separate liquidity pool. And this isn’t just a concept. At our recent Agentic Settlement Night in Singapore, our co-founder @AmirOnchain demonstrated synchronous L1–L2 composability on testnet: borrowing from Aave on Ethereum Sepolia, executing transactions on Puffer UniFi, and repaying the flash loan on L1 - all within a single atomic transaction. That’s a glimpse of what synchronous composability can unlock. The bigger opportunity is making Ethereum’s existing liquidity more accessible and composable, while building toward more decentralized execution infrastructure.