What will it take to grow Bitcoin’s GDP and make BTC a productive, self-custodied asset—without compromising on decentralization or security? In this conversation, Eli Ben-Sasson (CEO of StarkWare; co-inventor of ZK-STARKs) joins to break down Bitcoin DeFi on Starknet: why it matters, how it works, the UX we need for mainstream users, and what success looks like in five years. We cover account abstraction, Lightning via Starknet wallets, staking BTC to help operate Starknet’s Bitcoin financialization layer, borrowing against BTC with low rates, risk considerations (wrappers/bridges/unstaking), and lessons learned from Ethereum & Solana DeFi cycles.

⚠️ **Disclaimer** Nothing here is financial advice. Crypto involves risk (including smart-contract, bridge, wrapper, and market risk). Always do your own research.