Buterin proposes stablecoins without liquidations: an options model vs the DeFi debt trap
Ethereum co-founder Vitalik Buterin has proposed a radically new approach to synthetic assets and algorithmic stablecoins. Instead of collateralized lending — options. Instead of debt — a tokenized structure where forced liquidations have no place. It sounds like a revolution, but in reality, it is a complex compromise.
The idea is simple yet elegant: 1 ETH is split into two tokens — P and N. Their sum always equals the original ETH. No debt arises, bankruptcy is impossible, and thus the very foundation for cascading liquidations — which so often turn a local downturn into a market catastrophe — disappears. The system no longer needs a real-time oracle; a "slow" oracle, like those on prediction markets, is sufficient.
What is strong about this idea
The main advantage is the elimination of systemic risk. Forced liquidations are the Achilles' heel of DeFi. They regularly turn a local drawdown into an avalanche of forced sales, hammering a falling market. The options model kills this mechanism at its inception: if positions cannot go bankrupt, there is nothing to liquidate.
The second plus is the reduced reliance on real-time oracles. Buterin rightly calls them a critical point of failure that is difficult to protect against manipulation. Abandoning instant price feeds in favor of slow oracles makes the system more resilient to attacks on the price feed. Buterin himself noted that he would feel more comfortable holding an algorithmic stablecoin precisely within such an architecture.
What are the weak points
The main compromise is position drift. Instead of a sharp liquidation event, the user's exposure gradually shifts as the price approaches the strike. The holder must independently rebalance the position before the expiration date. Buterin estimates the fee at 1–4% deviation per year and considers it tolerable. However, the burden of control shifts from the protocol to the user.
The second limitation is the unresolved issue of liquidity. It remains to be seen whether rebalancing can be made sufficiently resistant to slippage to compete with existing solutions. Plus, this is still a research concept: it is not on the Ethereum roadmap and does not replace Aave, Maker, or existing stablecoins.
A fragile model
The idea is strong in concept: it treats the cause, not the symptom, shifting the DeFi sector from a fragile debt model to a more resilient options-based one. But it will become "good" in the full sense only if the issue of rebalancing liquidity is resolved, and manual position control does not deter retail holders.
My analysis: Buterin is once again proposing a fundamental rethinking, not an evolutionary improvement. The concept is promising for developers seeking a new foundation, but it is far from being a ready market instrument. The DeFi sector needs more ideas like this, but for now, it is theory, not practice.