Crypto Long & Short: Where DeFi yield really comes from (and why it broke this spring)

This analysis explores the systemic risks in Decentralized Finance (DeFi) yield generation, arguing that high advertised yields often mask underlying structural vulnerabilities. The author suggests that recent market crashes were caused by the collapse of unsustainable yield models rather than just smart contract hacks.
Why it matters
It provides a critical perspective on the risks inherent in crypto-financial products, warning investors about the difference between headline figures and actual system stability.
Note: The views expressed in this column are those of the author and do not necessarily reflect those of CoinDesk, Inc., CoinDesk Indices or its owners and affiliates.
Welcome to our institutional newsletter, Crypto Long & Short. This week:
Where DeFi yield really comes from and why it broke this spring
by David Plisek , chief operating officer, Solstice Finance
Most people who lost money in DeFi this spring didn’t lose it because someone hacked a smart contract. They lost it because a story they’d been sold about yield finally stopped working.
The numbers were hard to ignore. In April, the Kelp DAO bridge was drained for $292 million . Within 48 hours, DeFi had lost $13 billion in total value locked (TVL). Aave alone lost $8.45 billion. Two weeks before that, Drift on Solana got hit for $285 million .
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