Vitalik Buterin Flags Structural Risks in Decentralized Stablecoins ! Ethereum co-founder Vitalik Buterin said decentralized stablecoins still face unresolved design challenges, citing reliance on the U.S. dollar, fragile price oracles, and risks tied to staking yields. He outlined long-term trade-offs without proposing a specific solution, warning these weaknesses could threaten stability over time.