Unchained Why Arbitrum Won Over Robinhood + A $59 Million Polymarket Controversy - Ep. 863
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Jul 4, 2025 
Steven Goldfeder, co-founder of Offchain Labs, discusses Robinhood's decision to build on the Arbitrum tech stack, highlighting how this move could bridge traditional finance and decentralized systems. He explores the benefits of scalability and customization that Arbitrum offers. Meanwhile, Calvin Hamilton dives into the peculiar $59 million bet on whether President Zelensky wore a suit, unveiling the complexities and controversies surrounding vague betting rules and media influence. Together, they reveal insights into the evolving world of crypto and online betting.
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Why Robinhood Chose Arbitrum
- Robinhood chose Arbitrum for its mature, secure, and flexible tech stack that supports scale and evolution.
- Arbitrum allows them to start on a public chain and shift seamlessly to their own chain using the same stack.
Arbitrum Stylus Bridges Devs
- Arbitrum Stylus lets developers write smart contracts in Rust, C, and C++, alongside Solidity.
- This bridges Web2 and Web3 by attracting developers familiar with traditional programming languages.
MEV Capture Drives Chain Launch
- Launching a blockchain lets Robinhood capture MEV and fees, turning operating costs into revenue.
- This control is a key advantage over building on public chains owned by others.