DevenMat raises critical concerns about the current structure of DeFi vaults, pointing out that many operate with a lack of transparency and align their incentives poorly. Today's "Earn Vaults" often obscure their wallet activities and misrepresent their annual percentage yields (APY). Some vault operators leverage user deposits to inflate their total value locked (TVL), benefiting themselves rather than the users. However, there are exceptions. Smaller vault operators that prioritize transparency can attract users by clearly communicating their strategies and aligning their interests with those of their liquidity providers. The article outlines two viable models for DeFi vaults that could lead to better outcomes. The first involves predefined, whitelisted yield activities managed by a strategist using optimization algorithms. This model relies on smart contracts to enforce security and transparency, reducing the risk of shady practices. The second model allows for undefined and unbounded yield activities where strategists compete for liquidity and must provide insurance against risks. In this framework, if a strategist fails to maximize yield or takes excessive risks, they bear the financial consequences rather than the users. The current state of DeFi vaults is largely unsatisfactory, where many contracts do little beyond tokenizing user assets. DevenMat suggests that the incentive structure for vault operators needs a significant overhaul to foster a healthier relationship between users and operators. The mention of AMMs and their potential to create safer and more secure yield generation further emphasizes the need for innovation in this space.