Composable: Exploring Crypto’s Building Blocks (an Espresso Pod)

Is bridging assets between chains real or just smoke and mirrors? Join Ellie Davidson and Alysia Tech as they dive deep into the fascinating mechanics and philosophical questions around cross-chain bridging.

Key topics covered:

• The difference between "real" asset movement vs locking and minting wrapped tokens
• Why bridging L1 to L2 is faster than L2 to L1, and the role of finality
• Native vs wrapped assets: exploring USDT0 and other approaches
• How traditional finance parallels help us understand bridge security models
• Block confirmations and the tradeoffs between speed and security
• The future of bridging in a world where chains are synchronously composable

Whether you're a developer in web3 or just curious about how assets move between chains, this episode breaks down complex concepts into digestible insights about the current state and future of cross-chain interop.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson

Join hosts Ellie and Alysia as they discuss the realities of cross-chain bridges, including looking at which are the most used, crypto UX, security tradeoffs, etc. — and then put several bridges to the test in a live demo, bridging assets across Ethereum, Arbitrum, and Base.

Key topics covered include:

• Speed and fee comparisons across different bridge types
• Bridge architectures: canonical, intent-based, and externally verified
• Security tradeoffs between bridge designs
• Emerging trends: intent standardization and ZK bridges
• Current state of bridging UX and areas for improvement

The live demo segment didn't make for great audio content, but you if you'd like to watch them test drive these bridges, you can find the video on Composable's YouTube channel at youtube.com/@composablepod.

Essential listening for anyone looking to understand blockchain interoperability and cross-chain asset transfers.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson

In this episode of Composable, hosts Alicia and Ellie sit down with Maria Shen from Electric Capital to discuss their latest Developer Report that's making waves in the crypto space. They dive deep into how the war for developers is shaping up — with particularly noteworthy data on Ethereum losing out to Solana for most new devs, and a migration of Ethereum devs to working L2s.

Key topics covered:

• The surprising rise of Solana as the leader in attracting new developers, while Ethereum maintains the largest overall developer ecosystem
• How Asia has become the #1 continent for crypto developers, with India rising from 10th to 2nd place since 2015
• The distinction between Ethereum ecosystem developers vs EVM developers, and how this affects developer statistics
• Why Base and other L2s are becoming crucial for Ethereum's developer ecosystem growth
• The impact of community support and DevRel efforts on attracting new developers
• How DEX activity has shifted predominantly to Solana (81% of transactions) largely due to meme coin activity
• The importance of full-time developers (35% on Ethereum vs 18% on Solana) and their impact on ecosystem development
• The correlation between crypto prices and new developer activity in the space
• The emergence of multi-chain development as a growing trend among developers

Whether you're a developer, crypto enthusiast, or just curious about where the talent in Web3 is heading, this episode offers valuable insights into the current state of blockchain development and where it might be going next.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson

In this episode of Composable, hosts Alicia and Ellie dive deep into the world of blockchain confirmations, exploring the nuances between preconfirmations, confirmations (like those provided by the Espresso Network), and L1 finality. They unpack how these different levels of transaction verification impact user experience and interoperability.

Key topics covered:

• The emergence and evolution of preconfirmations, particularly in relation to based sequencing, and how they differ from BFT confirmations
• The role of centralized vs. decentralized sequencers and their impact on trust assumptions
• How preconfirmations affect cross-chain interoperability
• The trade-offs between user experience and security when using different confirmation types
• The future of execution preconfirmations and shared sequencing
• The impact of MEV (Maximal Extractable Value) on preconfirmation systems
• Discussion of real-world implementations, including Arbitrum and Optimism
• The relationship between Data Availability (DA) layers and preconfirmations
• Analysis of "based rollups" and their implications for blockchain architecture

Whether you're a blockchain developer, crypto enthusiast, or simply curious about the technical foundations of web3, this episode offers valuable insights into how transaction confirmations are shaping the future of blockchain infrastructure.

Follow us on X: https://www.x.com/composablepod

Composable is an Espresso Pod, a production of Espresso Systems. All opinions expressed by Composable’s hosts and podcast guests are solely their own views. This podcast is for informational purposes only and should not be taken as investment, legal, or technical advice.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson

In the debut episode of Composable, hosts Alysia and Ellie begin with a foundational discussion about composability and its role in shaping Ethereum’s future. In it, they break down:

• The difference between synchronous (transactions completed within one block) and asynchronous composability (transactions completed across multiple blocks).
• UX pain points caused by fragmentation, like "dust" left on chains after cross-chain transactions.
• The value of synchronous composability for creating seamless user experiences and enabling new financial products like flash loans.
• The challenges of achieving synchronous composability across different chains, and the need for coordination and trustless confirmation layers.
• Composability in terms of ACID properties (atomicity, isolation, consistency, durability)
• Trade-offs between synchronous and asynchronous systems, including infrastructure complexity and trust assumptions.

Plus, they explore current solutions like bridges, intent-based bridging, and message-passing while discussing what’s needed to make Ethereum composable again.

Don’t miss this foundational discussion about composability and the future of Ethereum. Tune in, share your thoughts, and join us in reimagining Web3’s interconnected potential.

Follow us on X: https://www.x.com/composablepod

Composable is an Espresso Pod, a production of Espresso Systems. All opinions expressed by Composable’s hosts and podcast guests are solely their own views. This podcast is for informational purposes only and should not be taken as investment, legal, or technical advice.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson

Introducing Composable, a biweekly podcast exploring cross-chain composability in a multi-chain world. Hosted by Alysia and Ellie, and brought to you by Espresso Pods.

Composable is a bi-weekly podcast exploring crypto's building blocks. Hosted by Alysia and Ellie, and brought to you by Espresso.

Find us on X:
Composable — @composablepod
Alysia — @alysiatech
Ellie — @ellierdavidson