In DeFi, "vault" became synonymous with passive yield farming. You deposit, it auto-compounds, set-and-forget. Most vaults are just wrappers around single strategies, controlled by one multisig or admin key. Concrete vaults break this mold completely. Not passive yield containers. Not "set and forget" automation. These are actively managed, institutionally structured on-chain portfolios. The Misconception Most assume vaults simply automate yield. In DeFi history, they're passive wrappers arou...